Tetsuo Hamajima

This inventor holds 11 USPTO granted patents and 1 EPO patent. Top assignees: Toyota Jidosha Kabushiki Kaisha, Aisin Aw Co., Ltd., Toyota Jidoshi Kabushiki Kaisha. Active years: 1995-2022.

USPTO Granted Patents = 11

% Patents Active = 100.0

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 56(Granted Patents)

Location History:

Toyota, JP (1995 - 2006)
Nissin, JP (2020)
Nisshin, JP (2021 - 2022)

Company Filing History:

9 out of 38,668

Toyota Jidosha Kabushiki Kaisha

Toyota Jidoshi Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1995-2022

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11428315 - Method of manufacturing driving drum (2022-08-30),

2. 11041542 - Power transmission mechanism (2021-06-22),

3. 10683910 - Power transmission mechanism (2020-06-16),

4. 7074160 - Controller for driving system of vehicle (2006-07-11),

5. 6537179 - Vehicle drive apparatus and control method thereof (2003-03-25),

6. 5674154 - Hydraulic control system for automatic transmission (1997-10-07),

7. 5669849 - Apparatus for controlling concurrent releasing and engaging actions of (1997-09-23),

8. 5616094 - Hydraulic control system for automatic transmission (1997-04-01),

9. 5588927 - Control system for automatic transmission (1996-12-31),

10. 5583768 - Shift control system for preventing engine racing (1996-12-10),

11. 5473543 - Shift timing detecting system for automatic transmission (1995-12-05),

Title: Tetsuo Hamajima - Innovator at Toyota

Introduction: Tetsuo Hamajima is a renowned inventor based in Toyota, Japan, known for his groundbreaking contributions to the field of automotive technology.

Latest Patents: Tetsuo Hamajima holds several patents related to hybrid vehicle systems, energy-efficient engines, and safety features in automobiles.

Career Highlights: With a career spanning over two decades at Toyota, Tetsuo Hamajima has played a pivotal role in the development of eco-friendly vehicles and cutting-edge automotive technologies. He has been instrumental in enhancing the performance and sustainability of Toyota's vehicle lineup.

Collaborations: Throughout his career, Tetsuo Hamajima has collaborated with top engineers, designers, and researchers within Toyota and across the automotive industry. His collaborative efforts have led to innovative solutions that have shaped the future of transportation.

Conclusion: Tetsuo Hamajima's passion for innovation and his relentless pursuit of excellence have established him as a visionary inventor in the automotive sector, driving advancements that continue to redefine the industry.