Hiroshi Nishiyama

This inventor holds 26 USPTO granted patents, primarily in Piezoelectric Devices. Top assignees: Murata Manufacturing Co., Ltd., Rohm Co., Ltd.. Active years: 1977-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Nishiyama. Retrieved from https://idiyas.com/inventor/hiroshi-nishiyama

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

USPTO Granted Patents = 26

% Patents Active = 96.2

Average Co-Inventor Count = 2.7

ph-index = 9

Forward Citations = 198(Granted Patents)

Location History:

Hakui, JA (1977)
Mukou, JP (1979 - 1982)
Mukoh, JP (1984)
Muko, JP (1979 - 1987)
Nagaokakyo, JP (1996)
Toyama, JP (1998 - 2000)
Kyoto, JP (1984 - 2016)

Company Filing History:

24 out of 13,796

Murata Manufacturing Co., Ltd.

Years Active: 1977-2016

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Areas of Expertise:

Photoelectric Conversion

Vibration Gyroscope

Piezoelectric Vibrator

Thin Film Transducer

Sputtering Apparatus

Crystalline Films

Tuning Fork Resonator

Vibrational Leakage

Electrode Structure

Additive Elements

Harmonic Suppression

Support Structure

26 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9350957 - Photoelectric conversion device and image pick-up device (2016-05-24),

2. 8901541 - Photoelectric conversion device and image pick-up device (2014-12-02),

3. 6158281 - Vibration gyroscope (2000-12-12),

4. 5850119 - Vibration gyroscope (1998-12-15),

5. 5479822 - Casing for a vibratory gyroscope (1996-01-02),

6. 4697116 - Piezoelectric vibrator (1987-09-29),

7. 4511821 - Support structure for piezoelectric vibrator (1985-04-16),

8. 4472654 - Piezoelectric tuning fork vibrator with reduced vibrational leakage (1984-09-18),

9. 4469975 - Piezoelectric vibrator device including vibrator element and frame of (1984-09-04),

10. 4445066 - Electrode structure for a zinc oxide thin film transducer (1984-04-24),

11. 4433264 - Electrode structure for a zinc oxide thin film (1984-02-21),

12. 4318796 - Sputtering apparatus (1982-03-09),

13. 4309266 - Magnetron sputtering apparatus (1982-01-05),

14. 4290876 - Sputtering apparatus (1981-09-22),

15. 4229506 - Piezoelectric crystalline film of zinc oxide and method for making same (1980-10-21),

Title: **Hiroshi Nishiyama: A Pioneer in Photoelectric Conversion Technology**

Introduction

Hiroshi Nishiyama is an accomplished inventor based in Mukou, Japan, known for his significant contributions to the field of photoelectric conversion devices. With an impressive portfolio of 26 patents, Nishiyama stands out as a leading figure in innovation and technology.

Latest Patents

Among his latest inventions are the highly advanced photoelectric conversion device and image pick-up device. This device features a semiconductor substrate, topped with an insulating layer, and an electrode placed on the insulating layer. The innovation includes a photoelectric conversion film that efficiently converts received light into charges. Notably, the design incorporates a line connecting the electrode to the semiconductor substrate, along with a first planar electrode located within the insulating layer, which is connected to the electrode. Moreover, a second planar electrode is strategically placed between the first planar electrode and the semiconductor substrate, enhancing the device's functionality and efficiency.

Career Highlights

Throughout his career, Hiroshi Nishiyama has been associated with several notable companies, including Murata Manufacturing Co., Ltd. and Rohm Co., Ltd. These roles have allowed him to work on advanced technologies, establishing a reputation as a knowledgeable and innovative inventor in his field.

Collaborations

Nishiyama has collaborated with several distinguished professionals, including Takeshi Nakamura and Toshio Ogawa. These partnerships have fostered an environment of creativity and advancement in technology, contributing to the development of groundbreaking inventions.

Conclusion

Hiroshi Nishiyama's unwavering dedication to innovation in photoelectric conversion technology and his robust track record of patents underscore his significant impact on the industry. His ongoing work continues to influence advancements in technology, paving the way for future developments and a deeper understanding of photoelectric systems.

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]