F.t.l. Co., Ltd.

Calculating rank

USPTO Granted Patents = 9

Forward Citations = 102

Loading Chart...

5 inventors (with patents filed for the assignee):

Mikio Takagi (9 out of 12 patents)

Hiroaki Inoue (1 out of 5 patents)

Seiichi Takahashi (1 out of 7 patents)

4. Masayuki Satou (1 out of 2 patents)

5. Yutaka Miura (1 out of 3 patents)

9 patents: Sort by Forward Citations

1. 8097541 - Method for surface treating semiconductor (2012-01-17),

2. 6867147 - Method of surface treatment of semiconductor (2005-03-15),

3. 6248672 - Method of producing a semiconductor device in a heating furnace having a reaction tube with a temperature-equalizing zone (2001-06-19),

4. 6204194 - Method and apparatus for producing a semiconductor device (2001-03-20),

5. 6159873 - Method for producing semiconductor device and production apparatus of (2000-12-12),

6. 5643839 - Method for producing semiconductor device (1997-07-01),

7. 5445676 - Method and apparatus for manufacturing semiconductor devices (1995-08-29),

8. 5407485 - Apparatus for producing semiconductor device and method for producing (1995-04-18),

9. 5387557 - Method for manufacturing semiconductor devices using heat-treatment (1995-02-07),

Company Overview

F.t.l. Co., Ltd. is a leading provider of industrial equipment and services. Our company specializes in manufacturing and distributing high-quality products such as pumps, valves, and filters for various industries including oil and gas, water treatment, and manufacturing. With years of experience and a strong reputation for reliability, F.t.l. Co., Ltd. is committed to delivering innovative solutions to meet our customers' needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

9 Patents

#61 in Kawasaki

#4,706 in Japan

Kawasaki, Japan

F.t.l. Co., Ltd.

Forward Citations = 102

5 inventors:

Mikio Takagi (9 out of 12 patents)

Hiroaki Inoue (1 out of 5 patents)

Seiichi Takahashi (1 out of 7 patents)

4. Masayuki Satou (1 out of 2 patents)

5. Yutaka Miura (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: F.t.l. Co., Ltd.. Retrieved from https://idiyas.com/company/f-t-l-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]