YH

Yoshinao Hirano

MC Mitsui Engineering & Shipbuilding Co.: 5 patents #23 of 496Top 5%
AC Asahi Glass Co.: 2 patents #833 of 2,251Top 40%
Overall (All Time): #1,038,140 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6949226 Sodium-based dechlorinating agent and waste treatment equipment Tomio Sugimoto, Masumi Itaya, Hiroaki Harada, Hachiro Hirano, Sigeru Sakurai +2 more 2005-09-27
6482379 Sodium-based dechlorinating agent and waste treatment equipment Tomio Sugimoto, Masumi Itaya, Hiroaki Harada, Hachiro Hirano, Sigeru Sakurai +2 more 2002-11-19
5089184 Optical molding method Shigeru Nagamori, Katsumi Sato, Katsuhide Murata 1992-02-18
5089185 Optical molding method Katsumi Sato, Junji Shirai, Shigeru Nagamori 1992-02-18
5009585 Optical molding apparatus and movable base device therefor Katsumo Sato, Shigeru Nagamori, Katsuhide Murata, Kazuhito Horikiri, Junji Shirai 1991-04-23