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Forward Citations = 218

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6 inventors (with patents filed for the assignee):

Toshiharu Nogi (5 out of 90 patents)

Frank W Hunt (3 out of 10 patents)

George Saikalis (2 out of 25 patents)

4. Robert I Bruetsch (2 out of 3 patents)

5. Masayoshi Kaneyasu (1 out of 25 patents)

6. Masatoshi Sugiura (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 5894832 - Cold start engine control apparatus and method (1999-04-20),

2. 5806490 - Fuel control system for a gaseous fuel internal combustion engine with (1998-09-15),

3. 5720266 - Control system for a gaseous fuel internal combustion engine utilizing (1998-02-24),

4. 5692478 - Fuel control system for a gaseous fuel internal combustion engine with (1997-12-02),

5. 5482023 - Cold start fuel control system (1996-01-09),

6. 5353765 - Fuel management system for a gaseous fuel internal combustion engine (1994-10-11),

7. 5234569 - Air/fuel ratio sensor for an internal combustion engine (1993-08-10),

8. 5215059 - Method and system for reducing engine knock in an internal combustion (1993-06-01),

Hitachi America, Ltd., Research and Development Division is a leading technology company focused on innovation and research in various industries. With a strong presence in the United States, the division is dedicated to developing cutting-edge solutions and technologies to drive the future of industry and society. Visit their website to learn more about their research initiatives and collaborations.

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USPTO Data Jan 1 1976 - Dec 16 2025

8 Patents

#19 in Tarrytown, NY

#1,991 in New York

#34,866 in US

Tarrytown, NY, United States of America

Hitachi America, Ltd., Research and Development Division