1
Tomoaki Kobayashi, Hiroshi Nomura, Thogi Kondo: Structure for holding lens in lens holding member. Asahi Kogaku Kogyo Kabushiki Kaisha, Sandler Greenblum & Bernstein, January 5, 1993: US05177641 (41 worldwide citation)

Lenses, which include at least one plastic lens, are supported in a lens barrel by a lens holding structure which includes shoulder surfaces and inner circumferential surfaces of a lens barrel, at least one annular elastic member, and a retainer ring. The lenses are radially positioned in coaxial al ...


2
Masayuki Noguchi, Tomoaki Kobayashi, Tadashi Iino: Conductive curable resin composition and separator for fuel cell. Showa Denko, Sughrue Mion PLLC, February 12, 2008: US07329698 (31 worldwide citation)

There is provided a conductive curable resin composition comprising (A) a curable resin composition comprising an elastomer with a Mooney viscosity (ML1+4 (100° C.)) of 25 or greater at 2-80 wt % and (B) a carbon material, with a weight ratio of component (A) to component (B) of 70-5:30-95. The cura ...


3
Hiroshi Nomura, Tomoaki Kobayashi: Lens barrier. Asahi Kogaku Kogyo Kabushiki Kaisha, Sandler Greenblum & Bernstein, October 27, 1992: US05159372 (21 worldwide citation)

A lens barrier for opening and closing a lens opening of a lens barrel, including a plurality of barrier plates which are spaced from one another in the direction of their thickness so as to slide in a direction perpendicular to the optical axis of the lens opening. A barrier driving mechanism is pr ...


4
Hiroshi Nomura, Tomoaki Kobayashi: Rotatably controllable lens hood and cover unit. Asahi Kogaku Kogyo Kabushiki Kaisha, Kane Dalsimer Sullivan Kurucz Levy Eisele and Richard, March 15, 1994: US05294954 (18 worldwide citation)

A cover unit for lens unit having a lens barrel, which has a cylindrical support member to be coupled to an end of the lens barrel, at least one engaging pin member is provided at a predetermined position on the outer circumferential surface thereof. Further, the cover unit has a cylindrical hood me ...


5
Keisuke Haraguchi, Yukio Takaoka, Shinsuke Kohmoto, Takeo Kobayashi, Takayuki Ito, Tomoaki Kobayashi: Method of controlling the zoom lens assembly. Asahi Kogaku Kabushiki Kaisha, Sandler Greenblum & Bernstein, December 8, 1992: US05170294 (12 worldwide citation)

A method of controlling the focusing of a zoom lens which has a plurality of lens groups including at least one focusing lens group, wherein an amount of deviation from focus caused by a zoom operation is corrected by movement of the focusing lens group. The method includes setting a reference objec ...


6
Keisuke Haraguchi, Yukio Takaoka, Takayuki Ito, Tomoaki Kobayashi: Method of controlling a zoom lens assembly. Asahi Kogaku Kogyo Kabushiki Kaisha, Sandler Greenblum & Bernstein, August 3, 1993: US05233472 (11 worldwide citation)

A method of controlling the focusing of a zoom lens which has a plurality of lens groups including at least one focusing lens group, wherein an amount of deviation from focus caused by a zooming operation is corrected by movement of the focusing lens group. The method includes setting a reference ob ...


7
Tomoaki Kobayashi: Diaphragm mechanism of zoom lens barrel. Asahi Kogaku Kogyo Kabushiki Kaisha, Sandler Greenblum & Bernstein, April 25, 1995: US05410432 (11 worldwide citation)

A diaphragm mechanism in a zoom lens barrel includes a front movable lens group which is moved together with the diaphragm mechanism, a rear movable lens group located behind the front movable lens group, a diaphragm driving member which can engage with a diaphragm driving member provided on an asso ...


8
Takuji Hamasaki, Tomoaki Kobayashi: Lens body tube. PENTAX Corporation, Greenblum & Bernstein, August 8, 2006: US07088523 (11 worldwide citation)

A lens body tube configured to support at least one lens inside an inner tube such that the at least one lens can be translated along the optical axis direction of the lens body tube includes a cam ring configured to be rotatably supported around the outer circumferential surface of the inner tube, ...


9
Osamu Sato, Satoru Horita, Hisashi Tatamiya, Tomoaki Kobayashi, Hiroaki Suzuki, Makoto Iikawa: Photographic lens recognition system for a camera body. Asahi Kogaku Kogyo Kabushiki Kaisha, Greenblum & Bernstein, January 29, 2002: US06341902 (11 worldwide citation)

A camera body includes a plurality of body contact members which can contact and electrically connect to a plurality of lens contact members of a photographic lens when the photographic lens is attached to the camera body. The camera body also includes a communication device which can receive fixed ...


10
Makoto Iikawa, Tomoaki Kobayashi: Lens barrel. Asahi Kogaku Kogyo Kabushiki Kaisha, Greenblum & Bernstein, October 19, 1999: US05969889 (10 worldwide citation)

A lens barrel has an immovable cylindrical member adapted to be detachably attached to a camera body, and a lens holder for holding a group of focusing lenses. The holder is disposed in the member so as to be movable along an optical axis of the focusing lenses for a focusing adjustment. A manual-fo ...