YK

Yasutoshi Kakizawa

DC Dainippon Ink And Chemicals: 7 patents #44 of 1,002Top 5%
Overall (All Time): #665,193 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6169046 Absorbable barrier membrane Toshiki Shikata, Jyunzo Tanaka, Yasushi Suetsugu, Masanori Kikuchi, Hiroo Miyairi +2 more 2001-01-02
6110578 Expanded material and laminate Toshiki Shikata 2000-08-29
6037384 Expanded material and laminate Toshiki Shikata 2000-03-14
5955529 Biodegradable material and process for the preparation thereof Yoji Imai, Masao Kamikura, Toshiki Shikata 1999-09-21
5844066 Process for the preparation of lactic acid-based polyester 1998-12-01
5686540 Process for the preparation of lactic acid-based polyester 1997-11-11
5484882 Process for the continuous production of biodegradable polyester polymer Morio Takada 1996-01-16
5403897 Process for producing lactic acid-based copolyester and packaging material Hiroshi Ebato, Satoshi Oya, Hideyuki Furuta, Kosuke Arai 1995-04-04