Akira Funahashi

This inventor holds 21 USPTO granted patents, primarily in Camera Technology. Top assignees: Minolta Company, Ltd., Minolta Camera Kabushiki Kaisha. Active years: 1994-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Funahashi. Retrieved from https://idiyas.com/inventor/akira-funahashi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 21

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 183(Granted Patents)

Location History:

Takamatsu, JP (1997)
Sakai, JP (1994 - 2002)

Company Filing History:

18 out of 2,816

Minolta Company, Ltd.

patents

3 out of 2,979

Minolta Camera Kabushiki Kaisha

patents

Years Active: 1994-2002

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Areas of Expertise:

Camera

Viewfinder

Zoom Lens Barrel

Film Cartridge

Optical Mechanism

Zoom Function

Actuating Mechanism

Light Blocking Door

Cartridge Compartment

Single Reflex Camera

Transmission Members

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6381412 - Camera (2002-04-30),

2. 6304727 - Viewfinder and camera having a viewfinder (2001-10-16),

3. 6253034 - Camera (2001-06-26),

4. 6125241 - Camera (2000-09-26),

5. 6115197 - Zoom lens barrel (2000-09-05),

6. 6097548 - Device for detecting zoom lens positions and apparatus employing the (2000-08-01),

7. 6075655 - Optical mechanism which allows play between transmission members for (2000-06-13),

8. 6018426 - Zoom lens barrel (2000-01-25),

9. 6005712 - Zoom viewfinder system for single reflex camera (1999-12-21),

10. 5934590 - Film cartridge light blocking door opening/closing mechanism (1999-08-10),

11. 5896774 - Actuating mechanism (1999-04-27),

12. 5884112 - Camera (1999-03-16),

13. 5845167 - Camera with a barrier (1998-12-01),

14. 5785267 - Film cartridge light blocking door opening/closing mechanism (1998-07-28),

15. 5721972 - Camera with a zoom function (1998-02-24),

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Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]