1
Nachio Seko, Tatsuo Tani, Hiroyuki Idenawa, Takashi Yano, Isao Nakamura: Copying apparatus. Ricoh Company, David G Alexander, April 22, 1986: US04583834 (147 worldwide citation)

A plurality of copying machines (12), (13), (14) are connected to a computer (39). Each copying machine (12), (13), (14) comprises sensor means (16), (17), (18), (19), (21), (22), (23), (24) for sensing various operating parameters thereof such as a total number of copies produced, machine malfuncti ...


2
David J Ridgeway: Bus structure for modularized chip with FPGA modules. Xilinx, Edel M Young, David G Alexander, March 7, 2000: US06034542 (123 worldwide citation)

An on-chip bus structure for use in a modularized integrated circuit chip including an FPGA module(s). The bus is intended for memory mapped data transfers between circuit modules, for instance master, slave, master/slave, bus controller, and bus monitor type modules. Each circuit module is an on-ch ...


3
William D Heavlin, Richard C Kittler, Ping Wen: Computer implemented method for estimating fabrication yield for semiconductor integrated circuit including memory blocks with redundant rows and/or columns. Advanced Micro Devices, David G Alexander, August 31, 1999: US05946214 (90 worldwide citation)

A computer is used to estimate a fabrication yield for a semiconductor product under design which includes a plurality of integrated circuit dies, each of which includes a memory cache having a predetermined redundancy scheme in the form of redundant rows and/or columns. A bitmap failure analysis of ...


4
Takashi Yano, Tatsuo Tani, Nachio Seko, Hiroyuki Idenawa, Isao Nakamura: Electrostatic copying system having monitoring devices. Ricoh Company, David G Alexander, September 11, 1979: US04167322 (81 worldwide citation)

A plurality of electrostatic copying machines (12), (13), (14), (16) are interconnected by bus lines (19), (21), (22). Each copying machine (12), (13), (14), (16) is provided with a sensor unit (23) for sensing various status parameters of the copying machine (12), (13), (14), (16) such as whether t ...


5
Tadashi Itoh, Toshiharu Murai, Koichiro Jinnai, Kazumi Ishima, Takahisa Koike, Toshifumi Kato, Takao Fukazawa: Multicolor ink jet recording apparatus having means for preventing blurring of ink. Ricoh Company, David G Alexander, June 17, 1986: US04595948 (75 worldwide citation)

An ink jet head prints an image by superposing individual dot matrices of at least two colors. A computing unit receives electrical input signals representing the image and generates and feeds corresponding electrical signals representing the individual matrices of the at least two colors to the hea ...


6
Nobuo Kasahara, Kouji Yamanobe: Electrophotographic apparatus comprising density sensor means. Ricoh Company, David G Alexander, July 7, 1981: US04277162 (72 worldwide citation)

One or more marks (34), (36) are provided on a non-image area of a platen (23) which supports an original document (16). Electrostatic images of the document (16) and mark (34) are formed on a photoconductive drum (12) and developed to form toner images. The toner image of the original document (16) ...


7
Tomokazu Kato: Method of processing medium tone picture. Ricoh Company, David G Alexander, May 15, 1984: US04449150 (68 worldwide citation)

Of a plurality of threshold matrices, one is selected at random for each predetermined number of picture elements of a medium tone picture which is the same as the number of threshold components of the matrix, or at a random time interval. The density levels of the respective picture elements are co ...


8
Hiroshi Yamazaki, Takuro Isayama: Ink jet printing apparatus with reverse solvent flushing means. Ricoh Company, David G Alexander, October 20, 1981: US04296418 (60 worldwide citation)

An ink clog is automatically sensed in an ink ejection nozzle (14). The clog is cleared by moving a cap (28) into covering engagement with the nozzle orifice, causing solvent to flow through the nozzle (14) from the cap (28) to dissolve the clogged ink and subsequently causing air to flow through th ...


9
Takuro Isayama, Hiromichi Komai, Hiroshi Yamazaki, Tsutomu Sato: Ink ejection apparatus comprising entrained air removal means. Ricoh Company, David G Alexander, November 17, 1981: US04301459 (58 worldwide citation)

An air removal unit (36) is disposed in a conduit (35) leading from an ink reservoir (34) to an ink ejection head (37). The amount of entrained air in the ink in the head (37) is sensed, and a heater (39) connected to the removal unit (36) is energized to heat the ink and boost the air removal effic ...


10
Joshua Gabriel: Interactive system for synchronizing and simultaneously playing predefined musical sequences. Interactive Music, David G Alexander, June 22, 1999: US05915288 (57 worldwide citation)

A plurality of pre-recorded, generated or other sound tracks (e.g. voice, karaoke) are selectable and de-selectable by a user for synchronously mixing with a main song track and all other sound tracks that are playing. The sound tracks are matched and synchronized to the song track. A visual display ...



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