% Expired Patents = 20.0

EPO Patents = 1

Forward Citations = 48

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10 inventors (with patents filed for the assignee):

Nicholas S Parker (2 out of 4 patents)

Eiji Sato (1 out of 10 patents)

Philip C Carbone (1 out of 58 patents)

4. Takashi Gotou (1 out of 8 patents)

5. Katsutoshi Sakurai (1 out of 4 patents)

6. Keisuke Ono (1 out of 17 patents)

7. Kenichi Maegaito (1 out of 3 patents)

8. Manabu Satou (1 out of 1 patent)

9. Youichi Nakamura (1 out of 1 patent)

10. Geoffrey C Parker (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 10677477 - Soundproof cover of compressor for air conditioner (2020-06-09),

2. 7138069 - Method of surface-finishing stainless steel after descaling (2006-11-21),

3. 5605142 - Portable barbeque (1997-02-25),

4. 5553601 - Barbecue (1996-09-10),

5. 4856236 - Roof structure (1989-08-15),

Company Overview

Parker Corporation is a leading provider of innovative solutions for industrial and commercial applications. With a rich history of over 50 years, we specialize in manufacturing high-quality products such as valves, pumps, and filtration systems. Our expertise and commitment to excellence have earned us a reputation for reliability and superior customer service.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#2,721 in Tokyo

#6,654 in Japan

Tokyo, Japan

Parker Corporation

Forward Citations = 48

10 inventors:

Nicholas S Parker (2 out of 4 patents)

Eiji Sato (1 out of 10 patents)

Philip C Carbone (1 out of 58 patents)

4. Takashi Gotou (1 out of 8 patents)

5. Katsutoshi Sakurai (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Parker Corporation. Retrieved from https://idiyas.com/company/parker

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]

1 patent (EPO):

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]