TO

Tadao Otani

HC Hitachi Cable: 5 patents #118 of 1,086Top 15%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #791,465 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11885848 Method for assessing remaining life of rotating electrical machine and device for assessing remaining life of rotating electrical machine Kazuo Hayashi, Hiroshige Fujita, Wataru Nagaya, Shinsuke Miki 2024-01-30
6412549 Heat transfer pipe for refrigerant mixture Masaaki Itoh, Mari Uchida, Mitsuo Kudoh 2002-07-02
6018963 Refrigeration cycle Masaaki Itoh, Mari Uchida, Mitsuo Kudoh, Toshihiko Fukushima 2000-02-01
5992513 Inner surface grooved heat transfer tube Yoshio Suzuki, Kenichi Inui, Masakazu Tobe 1999-11-30
5890389 Method of manufacturing modified cross-section material Makoto Ohba, Noboru Hagiwara, Kenji Yokomizo 1999-04-06
4578979 Method of producing a strip having a non-uniform cross section by a rolling process Hajime Abe, Noboru Hagiwara, Kazuo Ishida, Osamu Kawamata, Manabu Kagawa 1986-04-01