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Norio Ishikawa

USPTO Granted Patents = 64

Average Co-Inventor Count = 3.7

ph-index = 20

Forward Citations = 1,036(Granted Patents)

Forward Citations (Not Self Cited) = 965(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

57 out of 2,979

Minolta Camera Kabushiki Kaisha

Konica Minolta Sensing, Inc.

Minolta Company, Ltd.

Minolta Camera Co., Ltd.

Years Active: 1981-2015

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Areas of Expertise:

Optical Measurement

Camera Systems

Auto-Focusing Technology

Photometric Devices

Data Input/Output Devices

Exposure Value Setting

Electronic Flash Devices

Motor Control Devices

Photo Signal Processing

Accessory Mounting Solutions

Focus Detection Systems

Standard Plane Samples

64 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8956289 - Vital information measuring device (2015-02-17),

2. 7668408 - Support apparatus for optical characteristic measurement, and program product used for same (2010-02-23),

3. 7385701 - Standard plane sample and optical characteristic measurement system (2008-06-10),

4. 6614518 - Multi-point light measuring system (2003-09-02),

5. 6567160 - Light measuring apparatus and light measuring method (2003-05-20),

6. 5978606 - Photometric device and a light receiving section for use in a (1999-11-02),

7. 5260735 - Camera system (1993-11-09),

8. 5249012 - Auto-focusing system for cameras with in interchangeable objective lens (1993-09-28),

9. 5247326 - Camera system capable of automatic focus control (1993-09-21),

10. 5245379 - Exposure value setting device for a camera (1993-09-14),

11. 5214464 - Camera system (1993-05-25),

12. 5142318 - Camera system capable of automatic focus control (1992-08-25),

13. 5140361 - Camera system having the plurality of manually settable parameters for (1992-08-18),

14. 5134431 - Photographic camera including a memory for storing adjustment data and a (1992-07-28),

15. 5130734 - Data input/output device for a camera (1992-07-14),

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