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For the Inventor, By the Inventor

Osaka, Japan

Lignyte Co., Ltd.


USPTO Granted Patents = 11



Forward Citations = 122

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20 inventors (with patents filed for the assignee):

goldMedal Isamu Ide (7 out of 9 patents)

silverMedal Tadashi Uragami (4 out of 4 patents)

bronzeMedal Toru Seki (2 out of 2 patents)

4.  Sadao Maeda (2 out of 13 patents)

5.  Masanobu Nishikawa (2 out of 2 patents)

6.  Hisato Higuchi (2 out of 2 patents)

7.  Yoshiaki Tanaka (2 out of 2 patents)

8.  Junko Watanabe (1 out of 12 patents)

9.  Aiichiro Tsukahara (1 out of 2 patents)

10.  Shinsuke Takeda (1 out of 1 patent)

11.  Fumio Ueno (1 out of 1 patent)

12.  Shinji Nishida (1 out of 1 patent)

13.  Masaru Ozaki (1 out of 51 patents)

14.  Fumihito Takeda (1 out of 3 patents)

15.  Katsunori Sugita (1 out of 10 patents)


11 patents:

1. 10647452 - Ablator, re-entry vehicle and method of manufacturing them (2020-05-12),
2. 9827609 - Cast mold fabrication device (2017-11-28),
3. 9744586 - Binder coated refractories, casting mold using the same, and method of manufacturing casting mold using the same (2017-08-29),
4. 8082975 - Apparatus and method for producing casting mold (2011-12-27),
5. 7784524 - Apparatus and method for producing casting mold (2010-08-31),
6. 7199186 - Carbon-phenol resin molding compound (2007-04-03),
7. 5362761 - Process for fabricating porous silicone product (1994-11-08),
8. 5310784 - Electromagnetic wave shielding material (1994-05-10),
9. 5271846 - Method for separating a liquid component from a solution containing two (1993-12-21),
10. 5006255 - Selective permeable membrane for separation of liquid solution (1991-04-09),
11. 4983303 - Method of separating a particular component from its liquid solution (1991-01-08),
Company Overview
Lignyte Co., Ltd., based in Osaka, Japan, specializes in advanced materials and innovative technologies. The company focuses on developing high-performance solutions for various industries, including electronics, automotive, and renewable energy. With a commitment to research and development, Lignyte aims to enhance product efficiency and sustainability through cutting-edge material science. Their expertise in this domain positions them as a key player in the evolving landscape of technology and manufacturing.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#450 in Osaka

#4,137 in Japan

#51,761 in the World

Osaka, JP
Osaka, Japan

Lignyte Co., Ltd.

Forward Citations = 122

20 inventors:

goldMedal Isamu Ide (7 out of 9 patents)

silverMedal Tadashi Uragami (4 out of 4 patents)

bronzeMedal Toru Seki (2 out of 2 patents)

4.  Sadao Maeda (2 out of 13 patents)

5.  Masanobu Nishikawa (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lignyte Co., Ltd.. Retrieved from https://idiyas.com/company/lignyte-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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