1
Kenji Kobayashi, Hitoshi Takeda: Golf club head with peripheral balance weights. K K Endo Seisakusho, Quarles & Brady, October 15, 1996: US05564705 (193 worldwide citation)

An iron golf club head which enables the enlargement of so-called a sweet area. One or more balance weights are provided at one or both of peripheral portions both at a face and back side, thereby concentrating the weight distribution of a club head upon the peripheral portion relative to the face t ...


2
Kenji Kobayashi: Metallic golf clubhead. Quarles & Brady, June 6, 1995: US05421577 (175 worldwide citation)

A metallic golf club head of which the center of gravity is kept a large distance off from a face to enlarge a sweet area, which also enables players to hit balls more easily upward. In one embodiment, a back crust of the head body made of pure titanium or titanium alloy is formed with a window aper ...


3
Kenji Kobayashi, Mitsuyoshi Tanaka, Hideki Tomiyama, Atsushi Mizuno, Kazuhiro Seki, Takayuki Terashima: Battery tester. Hioki Denki Kabushiki Kaisha, Kanesaka & Takeuchi, January 19, 1999: US05862515 (135 worldwide citation)

A battery tester is formed at an AC constant-current generator for applying an AC current for measurement to a battery BT under test via a coupling capacitor, an internal resistance detecting device for detecting the internal resistance of the battery BT according to a voltage signal therefrom when ...


4
Masumi Fujii, Taiichiro Suda, Yoshitsugu Hotta, Kenji Kobayashi, Kunihiko Yoshida, Shigeru Shimojo, Mutsunori Karasaki, Masaki Iijima, Touru Seto, Shigeaki Mitsuoka: Process for removing carbon dioxide from combustion exhaust gas. The Kansai Electric Power Co, Mitsubishi Jukogyo Kabushiki Kaisha, Jacobson Price Holman & Stern, September 6, 1994: US05344627 (109 worldwide citation)

A process for removing carbon dioxide (CO.sub.2) from a combustion exhaust gas of a boiler (1) which generates steam for driving high (3), intermediate (7), and low (8) pressure turbines. The process comprises the steps of removing CO.sub.2 in the combustion exhaust gas by absorption with a CO.sub.2 ...


5
Kenji Kobayashi: Golf clubhead and its method of manufacturing. Kabushiki Kaisha Endo Seisakusho, Quarles & Brady, July 4, 1995: US05429357 (94 worldwide citation)

There are described a plurality of composite structures of a golf clubhead of a so-called "metal wood" in order to enlarge the sweet area on a ball hitting surface thereof. A method of manufacturing such golf clubheads is also described. A golf clubhead is described having an enlarged hollow portion ...


6
Kenji Kobayashi, Hitoshi Takeda: Golf club head. Kabushiki Kaisha Endo Seisakusho, Quarles & Brady, June 4, 1996: US05522593 (86 worldwide citation)

A golf club head, especially relating to an iron golf club head having a balance weight secured to the back of a head body, provided for improvemnt of securing such balance weight thereto. The back surface of the head body and the front surface of the weight are provided with concave portions opposi ...


7
Kenji Kobayashi: Wood-type golf club head. Kabushiki Kaisha Endo Seisakusho, Quarles & Brady, March 18, 1997: US05611742 (85 worldwide citation)

An wood-type golf club head having plural cavities formed in a back surface of a head body. A back surface 1A of a metallic head body 1 is formed with plural cavities 5, opposite to a face 4 of the head body 1. The cavities 5 are formed by forging, thus generating even and fine metallic tissues and ...


8
Kenji Kobayashi: Golf club head. Quarles & Brady, August 8, 1995: US05439223 (81 worldwide citation)

In order to enlarge a sweet area on a ball hitting surface of a golf clubhead, composite structures of two different specific gravities are utilized in addition to structural devices for fixing composite parts. The center of gravity of a golf clubhead is capable of being further distant from a face ...


9
Masumi Fujii, Yoshitsugu Hotta, Taiichiro Suda, Kenji Kobayashi, Kunihiko Yoshida, Shigeru Shimojo, Mutsunori Karasaki, Masaki Iijima, Fumio Tomikawa, Touro Seto, Shigeaki Mitsuoka: Apparatus and process for removing carbon dioxide from combustion exhaust gas. Mitsubishi Jukogyo Kabushiki Kaisha, Kansai Electric Power Co, Jacobson Price Holman & Stern, June 7, 1994: US05318758 (79 worldwide citation)

An apparatus and a process for removing CO.sub.2 from a combustion exhaust gas, by effecting counterflow contact of aqueous alkanolamine solution with the combustion exhaust gas to absorb CO.sub.2 from the gas in the alkanolamine solution and effecting a further contact of the gas with either, conde ...


10
Kenji Kobayashi, Masaei Tsurumaki: Method for manufacturing a golf club. K K Endo Seisakusho, Quarles & Brady, May 6, 2003: US06558273 (74 worldwide citation)

A method for manufacturing a golf club with an improved durability which realizes so thin a club head that the head can be enlarged, suppressing the increase of the total weight. A cold rolled material, which is a beta type titanium alloy in a beta single phase and subjected to direct aging, is used ...