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Yasuhiro Nanba

This inventor holds 22 USPTO granted patents, primarily in Camera Technology. Top assignee: Minolta Camera Kabushiki Kaisha. Active years: 1976-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuhiro Nanba. Retrieved from https://idiyas.com/inventor/yasuhiro-nanba

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

USPTO Granted Patents = 22

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 8

Forward Citations = 218(Granted Patents)

Location History:

Sakai, JA (1976 - 1977)
Toyokawa, JA (1976 - 1977)
Sennan, JA (1977)
Osaka, JA (1976 - 1978)
Osaka, JP (1979 - 1984)
Sennan, JP (1985)
Toyonaka, JP (1993)

Company Filing History:

22 out of 2,979

Minolta Camera Kabushiki Kaisha

Years Active: 1976-1993

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Areas of Expertise:

Solid-State Image Sensor

Focus Detection

Rangefinding System

Automatic Exposure Control

Digital Exposure Meter

Light Measuring Circuit

Image Focusing Mechanism

Exposure Control Devices

Photoelectric Rangefinder

Distance Measuring Device

Automatic Focus Control

Exposure Time Control

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5241575 - Solid-state image sensing device providing a logarithmically (1993-08-31),

2. 4496834 - Focus detecting photoelectric device and focus detecting system (1985-01-29),

3. 4464038 - Distance measuring device for use in a camera (1984-08-07),

4. 4313654 - Automatic rangefinder system for photographic camera with light emitting (1982-02-02),

5. 4251144 - Rangefinding system (1981-02-17),

6. 4209241 - Photoelectric rangefinder (1980-06-24),

7. 4193676 - Data photographic device for camera (1980-03-18),

8. 4174160 - Programmed automatic exposure control circuitry (1979-11-13),

9. 4167315 - Apparatus for dating camera film (1979-09-11),

10. 4077043 - Exposure indicating device (1978-02-28),

11. 4062023 - Exposure control devices for photographic cameras (1977-12-06),

12. 4040068 - Exposure time control device for an electric shutter in a single reflex (1977-08-02),

13. 4039824 - Focus detecting photoelectric device (1977-08-02),

14. 3990799 - Digital exposure meter (1976-11-09),

15. 3971045 - Light measuring circuit (1976-07-20),

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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]

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