Masayoshi Sahara

This inventor holds 52 USPTO granted patents, primarily in Camera Technology (CPC class 354 ). Top assignees: Minolta Camera Kabushiki Kaisha, Minolta Camera K.k., Minolta Camera Corporation. Active years: 1976-1997.

USPTO Granted Patents = 52

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 12

Forward Citations = 563(Granted Patents)

Forward Citations (Not Self Cited) = 523(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Toyokawa, JA (1976)
Sakai, JA (1976 - 1977)
Sennan, JA (1978)
Sannan, JP (1979)
Osaka, JP (1985)
Sennan, JP (1979 - 1997)

Company Filing History:

49 out of 2,979

Minolta Camera Kabushiki Kaisha

Minolta Camera Corporation

patents

Years Active: 1976-1997

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Areas of Expertise:

Camera System

Exposure Control

Interchangeable Lenses

Data Transfer

Power Source Switch

Diaphragm Control

Analog-to-Digital Converter

Electronic Flash Control

Automatic Self-Timer

Camera Accessory

Smoothing Circuit

Audible Indication

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5659820 - Camera system (1997-08-19),

2. 5311245 - Camera system operable by carrying data from a camera accessory to a (1994-05-10),

3. 5111234 - Camera system with means for varying exposure control data (1992-05-05),

4. 5075710 - Camera with manually operable means for designating and altering the (1991-12-24),

5. 5041861 - Camera system with means for detecting the condition of back-up power (1991-08-20),

6. 5036350 - Camera system (1991-07-30),

7. 4974000 - Camera system operable by carrying data from a camera accessory (1990-11-27),

8. 4970541 - Camera system operable by carrying data from a camera accessory to a (1990-11-13),

9. 4956661 - Camera system (1990-09-11),

10. 4952959 - Camera system (1990-08-28),

11. 4947203 - Camera system for alternately indicating exposure time data, aperture (1990-08-07),

12. 4912498 - Camera system capable of interchanging its objective lens (1990-03-27),

13. 4866467 - Camera system (1989-09-12),

14. 4860046 - Camera system (1989-08-22),

15. 4857953 - Camera system (1989-08-15),

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Profile summary based on public USPTO records.

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