Inventor
ISHIWATA KOJI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “ISHIWATA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
5 patentsUS5206850AApr 27, 1993
Optically writable record of digital information and recording apparatus therefor
SONY CORP38 citations92
US5291467AMar 1, 1994
Disc recording apparatus for recording a signal without losing the signal during an occurrence of a track jump
SONY CORP36 citations91
US4931927AJun 5, 1990
Method of constructing and recording list of recorded data in postscript type optical disk
SONY CORP21 citations81
US5375106ADec 20, 1994
Reproducing system with detachable storage medium for storing selected cue points
SONY CORP13 citations73
US5444681AAug 22, 1995
Method and apparatus for recording signals with sub-signals indicative of outline of the signals
SONY CORP5 citations62
SUMITOMO CHEMICAL CO
5 patentsUS11773266B2Oct 3, 2023
Polymer, molded body, foam, resin composition, and production method for polymer
SUMITOMO CHEMICAL CO2 citations72
US11015060B2May 25, 2021
Polymer, molded body, foam, resin composition, and production method for polymer
SUMITOMO CHEMICAL CO4 citations72
US11098229B2Aug 24, 2021
Resin composition and use thereof
SUMITOMO CHEMICAL CO0 citations51
US9695260B2Jul 4, 2017
Method for producing olefin block polymer using plurality of types of transition metal catalysts
SUMITOMO CHEMICAL CO0 citations41
US9593194B2Mar 14, 2017
Method for producing olefin block polymer using group 4 transition metal complex
SUMITOMO CHEMICAL CO0 citations38