KH

Katsumi Hirao

DI Daicel Chemical Industries: 5 patents #135 of 893Top 20%
HK Hayashibara Seibutsu Kagaku Kenkyujo: 2 patents #86 of 263Top 35%
TC Toyo Aerosol Industry Co.: 1 patents #18 of 53Top 35%
Overall (All Time): #526,597 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5720803 Biodegradable cellulose ester composition and article Masanori Itoh, Atsunobu Kiyose 1998-02-24
5609677 Biodegradable cellulose ester composition and article Masanori Itoh, Atsunobu Kiyose 1997-03-11
5478386 Biodegradable cellulose ester composition and article Masanori Itoh, Atsunobu Kiyose 1995-12-26
4777065 Composition for sealing sliding contact section Toshio Miyake 1988-10-11
4685597 Aerosol container and process for manufacturing same Toshio Miyake 1987-08-11
4683150 Composition for sealing sliding contact section Toshio Miyake 1987-07-28
4579259 Composition for sealing sliding contact section Toshio Miyake 1986-04-01
4550865 Obliquely-handling nozzle for aerosol Akira Sasaki 1985-11-05
4482654 Binder coated foundry sand grains Kazuyuki Nishikawa, Kazuhiko Mizuguchi, Hiroshi Suzuki 1984-11-13
4379865 Binder for casting sand and resin-coated grains of sand Kazuyuki Nishikawa 1983-04-12