Forward Citations = 69

Loading Chart...

11 inventors (with patents filed for the assignee):

Hidetsugu Ikeda (1 out of 56 patents)

Masakazu Funahashi (1 out of 105 patents)

Chishio Hosokawa (1 out of 216 patents)

4. Yoichiro Jido (1 out of 3 patents)

5. Fumiaki Takagi (1 out of 15 patents)

6. Tetsuya Fukunaga (1 out of 9 patents)

7. Hideo Kanamori (1 out of 13 patents)

8. Mitsuo Tanuma (1 out of 1 patent)

9. Shinichi Ariga (1 out of 1 patent)

10. Takatoshi Kunihiro (1 out of 3 patents)

11. Takao Katayama (1 out of 6 patents)

5 patents: Sort by Forward Citations

1. 9029306 - Water-soluble metalworking oil agent and usage thereof (2015-05-12),

2. 6797848 - Anthracene derivative and organic electroluminescence device using the derivative (2004-09-28),

3. 6749828 - Process for reforming hydrocarbon (2004-06-15),

4. 5419814 - Thin layer liquid film type evaporator (1995-05-30),

5. 4781846 - Additives for aqueous lubricant (1988-11-01),

Idemitsu Kosan Co., Ltd. is a Japanese petroleum company that specializes in the production and sale of petroleum products, lubricants, and petrochemicals. The company also operates in renewable energy, exploration, and production of oil and gas. Founded in 1911, Idemitsu Kosan has a global presence and a strong commitment to sustainability and innovation.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

5 Patents

#2,450 in Tokyo

#6,487 in Japan

Tokyo, Japan

Idemitsu Kosan., Ltd.