Tomohisa Kishigami

This inventor holds 68 USPTO granted patents and 44 published patent applications, primarily in Communication Systems (CPC class H04L). Top assignees: Denso Corporation, Nippon Soken, Inc., So-Ken Corporation. Active years: 1987-2026.

USPTO Granted Patents = 68 (Patent Applications = 44)

% Patents Active = 77.9

Average Co-Inventor Count = 2.7

ph-index = 9

Forward Citations = 304(Granted Patents)

Forward Citations (Not Self Cited) = 278(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Oobu, JP (1997 - 2012)
Obu, JP (1998 - 2019)
Kariya, JP (1987 - 2023)

Company Filing History:

Nippondenso Co., Ltd.

patents

5. 3 out of 38,668

Toyota Jidosha Kabushiki Kaisha

where one patent can have more than one assignee

Years Active: 1987-2026

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Areas of Expertise:

Communication System

Relay Device

Transceiver

Electronic Control Unit

Ringing Suppression Circuit

Network System

Information Processing

Power Supply System

Differential Communication

Communication Node

Decoder

Bus Monitoring Security

68 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12739165 - Communication system (2026-09-15),

2. 12715378 - Communication system (2026-08-25),

3. 12706449 - Communication system, management device, and non-transitory computer readable storage medium (2026-08-11),

4. 12693721 - Communication system and electronic control device (2026-07-28),

5. 12640950 - Target node selection to wake-up with requesting node (2026-05-26),

6. 12512700 - Communication system and electronic control device (2025-12-30),

7. 11645089 - Network system (2023-05-09),

8. 11582062 - Relay device (2023-02-14),

9. 11533684 - Relay device (2022-12-20),

10. 11528163 - Communication system (2022-12-13),

11. 10908664 - POE power supply system (2021-02-02),

12. 10693451 - Ringing suppressor circuit (2020-06-23),

13. 10666320 - Ringing suppression circuit (2020-05-26),

14. 10601453 - Electronic control unit (2020-03-24),

15. 10445493 - Information processing system (2019-10-15),

Title: The Innovative Journey of Tomohisa Kishigami

Introduction:

Tomohisa Kishigami, a talented inventor hailing from Obu, Japan, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents:

Tomohisa Kishigami's latest patents include cutting-edge advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological possibilities.

Career Highlights:

With a career spanning over two decades, Tomohisa Kishigami has worked with renowned research institutions and leading tech companies to bring his inventions to life. His dedication to innovation has led to the development of products that have revolutionized various industries.

Collaborations:

Throughout his career, Tomohisa Kishigami has collaborated with top engineers, scientists, and designers to enhance the impact of his inventions. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion:

In conclusion, Tomohisa Kishigami's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor in the tech world. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible in the realm of technology.