Forward Citations = 121

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7 inventors (with patents filed for the assignee):

Keiichi Tsuto (2 out of 2 patents)

Takenori Hirano (1 out of 8 patents)

Hiroaki Zaima (1 out of 4 patents)

4. Guo-Tang Liu (1 out of 1 patent)

5. Shosei Oh (1 out of 1 patent)

6. Takeo Shimidzu (1 out of 1 patent)

7. Shigeto Hayafuji (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6288251 - Process for preparing alkyl esters of fatty acids from fats and oils (2001-09-11),

2. 6090959 - Method of producing fatty acid lower alkylester from fat and oil (2000-07-18),

3. 5972057 - Method and apparatus for producing diesel fuel oil from waste edible oil (1999-10-26),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#243 in Kyoto 615-0031

#8,929 in Japan

Kyoto, Japan

Lonford Development Limited

Forward Citations = 121

7 inventors:

Keiichi Tsuto (2 out of 2 patents)

Takenori Hirano (1 out of 8 patents)

Hiroaki Zaima (1 out of 4 patents)

4. Guo-Tang Liu (1 out of 1 patent)

5. Shosei Oh (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lonford Development Limited. Retrieved from https://idiyas.com/company/lonford-development

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]