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Niigata Engineering Co., Ltd.

USPTO Granted Patents = 45

Forward Citations = 545

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98 inventors (with patents filed for the assignee):

Fumio Goto (6 out of 6 patents)

Susumu Takahashi (5 out of 5 patents)

Hidenori Yasu (4 out of 4 patents)

4. Shuji Hamada (4 out of 4 patents)

5. Akio Ishii (3 out of 3 patents)

6. Tetsuo Ogawa (3 out of 3 patents)

7. Tomohiro Gocho (3 out of 3 patents)

8. Kohji Ichijo (3 out of 3 patents)

9. Yasuo Aizawa (3 out of 3 patents)

10. Masanori Kodera (3 out of 3 patents)

11. Teruo Tano (3 out of 3 patents)

12. Yukio Takagi (2 out of 12 patents)

13. Akio Mori (2 out of 15 patents)

14. Satoru Goto (2 out of 9 patents)

15. Chiaki Matsuura (2 out of 2 patents)

Core Competencies:

Paving Method

Asphalt Finisher

Lean Combustion

Injection Molding

Wastewater Treatment

Sandblasting

Tool Exchanger

Composite Materials

Rotary Propulsion

Engine Control

Disconnector Valve

Molding Optimization

45 patents: Sort by Forward Citations

1. 6325039 - Combined engine and method for operating the same (2001-12-04),

2. 6309138 - Paving method and paving machine (2001-10-30),

3. 6209511 - Lean combustion gas engine (2001-04-03),

4. 6142760 - Drive control apparatus for electric injection molding machine (2000-11-07),

5. 6135671 - Paving materials loading apparatus and paving machine (2000-10-24),

6. 6000630 - Emulsion dispersing device and method (1999-12-14),

7. 5900259 - Molding condition optimizing system for injection molding machine (1999-05-04),

8. 5860776 - Main spindle device for machine tools (1999-01-19),

9. 5551858 - Apparatus for forming synthetic resins (1996-09-03),

10. 5546123 - Automatic steering device for asphalt finisher (1996-08-13),

11. 5484227 - Control device for asphalt finisher (1996-01-16),

12. 5447803 - Method for forming titanium nitride film and vessel coated by same (1995-09-05),

13. 5439434 - Automatic tool exchanger (1995-08-08),

14. 5393167 - Method for controlling the thickness of pavement and setting the (1995-02-28),

15. 5361562 - Method and apparatus for opening lid of box (1994-11-08),

Company Overview

Niigata Engineering Co., Ltd., based in Tokyo, specializes in advanced engineering solutions across various sectors. The company is known for its innovative developments in lean combustion gas engines, injection molding machines, and paving machines, contributing to enhanced efficiency and sustainability in industrial applications. Additionally, Niigata Engineering focuses on wastewater treatment technologies, rotary mechanism control, and composting technology, reflecting its commitment to environmental stewardship and operational excellence.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

45 Patents

#849 in Tokyo

#1,830 in Japan

#15,450 in the World

Niigata Engineering Co., Ltd.

Forward Citations = 545

98 inventors:

Fumio Goto (6 out of 6 patents)

Susumu Takahashi (5 out of 5 patents)

Hidenori Yasu (4 out of 4 patents)

4. Shuji Hamada (4 out of 4 patents)

5. Akio Ishii (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Niigata Engineering Co., Ltd.. Retrieved from https://idiyas.com/company/niigata-engineering-company

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

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]

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