Forward Citations = 43

Loading Chart...

10 inventors (with patents filed for the assignee):

Richard J Stallbaumer (3 out of 4 patents)

Raymond F Pitman (2 out of 3 patents)

Larry A Matthes (1 out of 2 patents)

4. Takehiro Takada (1 out of 5 patents)

5. Kazushige Kawana (1 out of 8 patents)

6. Seiji Kato (1 out of 26 patents)

7. Toshiyuki Fukami (1 out of 1 patent)

8. Scott Rethorst (1 out of 1 patent)

9. James A Rusk (1 out of 4 patents)

10. Larry B Rainwater (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 6243347 - Auto-loading disk player (2001-06-05),

2. 5803279 - Automatically deployable load-line receiving mast structure for limiting (1998-09-08),

3. 5706960 - Extended perimeter x-shaped outrigger assembly for cranes (1998-01-13),

4. 5695082 - Crane having a readily removable outer boom section (1997-12-09),

5. 5678707 - Mechanism for rotating a crane turret through a 500.degree. arc (1997-10-21),

6. 5582123 - Multiple concavity surfing ship and transition system (1996-12-10),

Company Overview

Pioneer Engineering Corporation is a leading provider of engineering solutions for various industries. With over 30 years of experience, we specialize in offering innovative and cost-effective engineering services including design, fabrication, and installation. Our team of skilled professionals is dedicated to delivering high-quality solutions to meet our clients' needs and exceed their expectations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#2,469 in Tokyo

#5,989 in Japan

Tokyo, Japan

Pioneer Engineering Corporation

Forward Citations = 43

10 inventors:

Richard J Stallbaumer (3 out of 4 patents)

Raymond F Pitman (2 out of 3 patents)

Larry A Matthes (1 out of 2 patents)

4. Takehiro Takada (1 out of 5 patents)

5. Kazushige Kawana (1 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pioneer Engineering Corporation. Retrieved from https://idiyas.com/company/pioneer-engineering

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]