IDiyas

For the Inventor, By the Inventor

Saitama, Japan

Kazuhiro Ichinokawa

USPTO Granted Patents = 17

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 123(Granted Patents)


Location History:

  • Kawagoe, JP (1991 - 1993)
  • Saitama-ken, JP (1996)
  • Tokyo, JP (1984 - 1999)
  • Saitama, JP (1994 - 2004)

Company Filing History:

goldMedal14 out of 3,132 
 
Asahi Kogaku Kogyo Kabushiki Kaisha
 patents
silverMedal3 out of 1,056 
 
Pentax Corporation
 patents

Years Active: 1984-2004

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17 patents (USPTO):Explore Patents
1. 6717743 - Lens moving device (2004-04-06),
2. 6714737 - Parallax correcting apparatus of a viewfinder (2004-03-30),
3. 6599035 - Lens drive system (2003-07-29),
4. 6434334 - Lens moving device (2002-08-13),
5. 5946532 - Variable magnification optical system with light shielding mechanism (1999-08-31),
6. 5926330 - Optical variable power module (1999-07-20),
7. 5878311 - Optical module (1999-03-02),
8. 5671466 - Electrophotographic apparatus and sheet guide mechanism (1997-09-23),
9. 5528352 - Electrophotographic apparatus having original separation means (1996-06-18),
10. 5452072 - Transfer unit mounted on a pivotal upper cover (1995-09-19),
11. 5321479 - Electrophotographic apparatus (1994-06-14),
12. 5274477 - Electrophotographic facsimile apparatus having a pivoted upper structure (1993-12-28),
13. 5265310 - Hinge structure for coupling cover to body of image scanner (1993-11-30),
14. 5253013 - Image recording apparatus having releasable fixing device (1993-10-12),
15. 5153607 - Laser shutter mechanism (1992-10-06),

Title: Kazuhiro Ichinokawa: Innovator in Optical Technology

Introduction

Kazuhiro Ichinokawa is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of optical technology, holding a total of 17 patents. His innovative designs have advanced the functionality and efficiency of various optical devices.

Latest Patents

Ichinokawa's latest patents include a lens moving device and a parallax correcting apparatus for viewfinders. The lens moving device features a cam follower attached to a lens holding frame, which is engaged with a cam gear rotated by a stepping motor. This design allows for precise movement of the lens along its optical axis. The cam gear is made from synthetic resin and includes stoppers to prevent interference during normal operation. The parallax correcting apparatus consists of a finder block mounted on a stationary base, with mechanisms for adjusting the height and position of the finder block to ensure accurate alignment with the optical axis.

Career Highlights

Throughout his career, Ichinokawa has worked with notable companies such as Asahi Kogaku Kogyo Kabushiki Kaisha and Pentax Corporation. His work in these organizations has contributed to the development of advanced optical technologies and devices.

Collaborations

Ichinokawa has collaborated with talented individuals in the field, including Masatoshi Takano and Satoshi Hokamura. These partnerships have fostered innovation and creativity in their projects.

Conclusion

Kazuhiro Ichinokawa's contributions to optical technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in optical devices and systems.

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