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Hirofumi Watanabe

USPTO Granted Patents = 64 (Patent Applications = 2)

EPO Patents = 3

Average Co-Inventor Count = 2.1

ph-index = 13

Forward Citations = 603(Granted Patents)

Forward Citations (Not Self Cited) = 522(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Himeji, JP (1990 - 1997)
Tokyo-to, JP (1997)
Miki, JP (1994 - 2017)
Tokyo, JP (1991 - 2018)
Hyogo, JP (1992 - 2018)
Kanagawa, JP (2010 - 2021)

Company Filing History:

38 out of 28,566

Ricoh Company, Ltd.

15 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

National Institute of Advanced Industrial Science and Technology

4. 5 out of 58,130

Sony Corporation

5. 2 out of 183

Mitsui Kinzoku Act Corporation

Honshu Sangyou Kabushiki Kaisha

Honshu Paper Co., Ltd.

Ricoh Research Institute of General Electronics Co., Ltd.

9. 1 out of 488

Mitsubishi Denki K.k.

Mitsubshiki Denki Kabsuhiki Kaisha

11. 1 out of 265

Dainichiseika Color & Chemicals Mfg. Co., Ltd.

Spacecreation Co., Ltd.

Inter Energy Co., Ltd.

where one patent can have more than one assignee

Years Active: 1990-2021

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Areas of Expertise:

Photoelectric Conversion Device

Imaging Device

Semiconductor Device

Temperature Sensor

Infrared Sensor

Mark Information Recording

Voltage Generating Circuit

Automotive Dynamo Controller

Stress-Distribution Detection

Vehicular Latch Device

Data Collecting System

Control Apparatus

64 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11100354 - Mark information recording apparatus, mark information presenting apparatus, mark information recording method, and mark information presenting method (2021-08-24),

2. 10908795 - Information processing apparatus, information processing method (2021-02-02),

3. 10311320 - Mark information recording apparatus, mark information presenting apparatus, mark information recording method, and mark information presenting method (2019-06-04),

4. 10235029 - Information processing apparatus, information processing method (2019-03-19),

5. 10078010 - Photoelectric conversion device, image generation device, and method of correcting output of photoelectric conversion device (2018-09-18),

6. 9871984 - Imaging device, control method of imaging device, and pixel structure (2018-01-16),

7. 9762822 - Imaging device including a phototransistor, method of driving the imaging device, and camera including the imaging device (2017-09-12),

8. 9749566 - Imaging device and electronic device (2017-08-29),

9. 9571770 - Sense circuit and method of operation thereof and photoelectric conversion array connected to inverting input of sense circuit (2017-02-14),

10. 9508871 - Solid-state image sensing device with electrode implanted into deep trench (2016-11-29),

11. 9478568 - Photoelectric conversion device having two switch elements (2016-10-25),

12. 9472706 - Image sensor having a plurality of phototransistors separated by trench-gate structures and method of manufacturing the same (2016-10-18),

13. 9472584 - Phototransistor and semiconductor device (2016-10-18),

14. 9362328 - Semiconductor device and imaging apparatus (2016-06-07),

15. 9337234 - Photoelectric converter, photoelectric converter array and imaging device (2016-05-10),

Title: The Innovative Journey of Hirofumi Watanabe

Introduction:

Hirofumi Watanabe, a distinguished inventor hailing from Hyogo, Japan, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents:

Watanabe's recent patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights:

With a career spanning over two decades, Watanabe has worked with leading tech companies in Japan, spearheading research and development projects that have led to the creation of cutting-edge products.

Collaborations:

Throughout his career, Watanabe has collaborated with top researchers and engineers in the industry, fostering a culture of innovation and excellence in every project he undertakes.

Conclusion:

In conclusion, Hirofumi Watanabe's relentless pursuit of innovation and his passion for creating technology that improves lives have solidified his position as a visionary inventor in the tech world.

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