KH

Kazuaki Hayasaka

JE Jx Nippon Oil & Energy: 23 patents #2 of 416Top 1%
IN Inpex: 2 patents #17 of 67Top 30%
JN Japan Oil, Gas And Metals National: 2 patents #23 of 106Top 25%
CC Cosmo Oil Co.: 2 patents #72 of 229Top 35%
NO Nippon Oil: 2 patents #264 of 773Top 35%
NE NS Sumikin Engineering: 2 patents #16 of 113Top 15%
JC Japan Petroleum Exploration Co.: 2 patents #18 of 93Top 20%
Overall (All Time): #163,765 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
10087376 Method for producing monocyclic aromatic hydrocarbons Shinichiro Yanagawa, Masahide Kobayashi 2018-10-02
9988585 Method for producing base oil for lubricant oils Yoshiyuki Nagayasu, Marie Iwama, Mayumi Yokoi, Tomohisa Hirano 2018-06-05
9868112 Fischer-Tropsch synthesis catalyst, manufacturing method therefor, and hydrocarbon manufacturing method Hideki Ono, Yoshiyuki Nagayasu 2018-01-16
9868912 Method for producing lubricant oil base oil Yasushi Wada, Marie Iwama, Koshi TAKAHAMA 2018-01-16
9840672 ZSM-22 zeolite, hydroisomerization catalyst and method for producing same, and method for producing hydrocarbon Yoshiyuki Nagayasu, Mayumi Yokoi, Koshi TAKAHAMA 2017-12-12
9827558 Catalyst for production of hydrocarbons and method of producing hydrocarbons Shinichiro Yanagawa, Masahide Kobayashi 2017-11-28
9827554 Fischer-tropsch synthesis catalyst, method for producing same, and method for producing hydrocarbon Yoshiyuki Nagayasu, Eri Kosaka, Koshi TAKAHAMA 2017-11-28
9815750 Catalyst for producing monocyclic aromatic hydrocarbons, and method for producing monocyclic aromatic hydrocarbons Shinichiro Yanagawa, Masahide Kobayashi, Yuko Aoki 2017-11-14
9809507 Catalyst for producing monocyclic aromatic hydrocarbons, and method for producing monocyclic aromatic hydrocarbons Shinichiro Yanagawa, Masahide Kobayashi, Yuko Aoki 2017-11-07
9713807 Method for producing hydroisomerization catalyst and method for producing lubricant base oil Yoshiyuki Nagayasu, Marie Iwama 2017-07-25
9677012 Method for producing lubricant base oil Marie Iwama, Yoshiyuki Nagayasu 2017-06-13
9663422 Method for producing lubricating-oil base oil Yoshiyuki Nagayasu, Marie Iwama, Koshi TAKAHAMA 2017-05-30
9637692 Hydroisomerization catalyst, process for producing the same, method of dewaxing hydrocarbon oil, process for producing hydrocarbon, and process for producing lube base oil Yoshiyuki Nagayasu, Hideki Ono, Takaya Matsumoto 2017-05-02
9562200 Method for producing lubricant base oil Marie Iwama, Yoshiyuki Nagayasu, Koshi TAKAHAMA 2017-02-07
9518232 Hydroisomerization catalyst, process for producing the same, method of dewaxing hydrocarbon oil, and process for producing lube base oil 2016-12-13
9458387 Activated fischer-tropsch synthesis reaction catalyst and method for producing hydrocarbons Yoshiyuki Nagayasu, Hideki Ono, Mayumi Yokoi 2016-10-04
9283552 Method for producing aviation fuel oil base and aviation fuel oil composition Hideki Ono, Akira Koyama, Hideshi Iki 2016-03-15
9243192 Method for producing aromatic hydrocarbons Shinichiro Yanagawa, Yuko Aoki 2016-01-26
9193917 Method for estimating content of fine particles in slurry and process for producing hydrocarbon oil 2015-11-24
9057026 Method for producing lubricant base oil Hideki Ono, Yoshiyuki Nagayasu, Masahiro Taguchi, Hideshi Iki 2015-06-16
8758596 Hydrogenation isomerization catalyst, method for producing same, method for dewaxing hydrocarbon oil, and method for producing lubricant base oil Motoya Okazaki, Mayumi Yokoi 2014-06-24
8557725 Method for manufacturing a regenerated Fischer-Tropsch synthesis catalyst, and hydrocarbon manufacturing method Hideki Ono, Yoshiyuki Nagayasu 2013-10-15
8557879 Process for production of activated Fischer-Tropsch synthesis catalyst, and process for production of hydrocarbon Yoshiyuki Nagayasu, Hideki Ono 2013-10-15
8372263 Hydroisomerization catalyst, method of dewaxing hydrocarbon oil, process for producing base oil, and process for producing lube base oil 2013-02-12
7429550 Hydrogenation catalyst for hydrocarbon oil and process for hydrogenation using the catalyst Hideshi Iki, Kazuo FUKAZAWA 2008-09-30