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Kazuhiko Ishihara

UNUnknown: 24 patents #145 of 83,584Top 1%

TTThe University Of Tokyo: 13 patents #39 of 2,633Top 2%

NONof: 12 patents #8 of 561Top 2%

KMKyocera Medical: 6 patents #2 of 30Top 7%

MIMitsui Petrochemical Industries: 4 patents #170 of 1,024Top 20%

SLShiseido Company, Limited: 4 patents #179 of 1,112Top 20%

SCSuntec Co.: 3 patents #13 of 57Top 25%

JTJapan Science And Technology: 3 patents #43 of 836Top 6%

MEMedtronic: 2 patents #3,096 of 6,325Top 50%

DCDai-Ichi Kogyo Seiyaku Co.: 2 patents #87 of 288Top 35%

Kyocera: 2 patents #1,365 of 3,732Top 40%

SESeiko Epson: 2 patents #4,555 of 7,774Top 60%

TCToyo Kohan Co.: 2 patents #100 of 295Top 35%

KSKobe Steel: 1 patents #857 of 2,031Top 45%

JMJapan Medical Materials: 1 patents #1 of 12Top 9%

HIHitachi: 1 patents #17,742 of 28,497Top 65%

TUTokai University: 1 patents #3 of 41Top 8%

PEPentax: 1 patents #515 of 761Top 70%

UIUbe Industries: 1 patents #895 of 1,686Top 55%

KKKanto Kagaku: 1 patents #73 of 181Top 45%

BLBiocompatibles Limited: 1 patents #22 of 39Top 60%

WIWako Pure Chemical Industries: 1 patents #164 of 377Top 45%

Overall (All Time): #52,653 of 4,157,543Top 2%

51 Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #	Title	Co-Inventors	Date
4666991	Fluorine-containing graft copolymer and adhesive and composite membrane made thereof	Kiyohide Matsui	1987-05-19