Shinji Matsumoto

Ricoh Company: 56 patents #164 of 9,818Top 2%

Nissan Motor Co.: 40 patents #44 of 8,689Top 1%

HI Hitachi: 18 patents #2,067 of 28,497Top 8%

Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%

MS Mitsubishi Hitachi Power Systems: 6 patents #79 of 970Top 9%

Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%

KO Konica: 5 patents #528 of 1,958Top 30%

MC Minolta Co.: 4 patents #477 of 1,416Top 35%

FC Fuji Electric Co.: 4 patents #580 of 2,643Top 25%

TC Taiho Kogyo Co.: 3 patents #73 of 332Top 25%

NS National Institute For Materials Science: 3 patents #129 of 901Top 15%

TO Toyota: 2 patents #10,861 of 26,838Top 45%

SU Subaru: 2 patents #413 of 1,436Top 30%

MP Mitsubishi Power: 2 patents #85 of 508Top 20%

AC Aisin Aw Co.: 2 patents #784 of 2,011Top 40%

IC Ito Co.: 1 patents #17 of 41Top 45%

HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%

GL Glory: 1 patents #217 of 385Top 60%

PA Panasonic: 1 patents #13,264 of 21,108Top 65%

MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%

EC Elna Co.: 1 patents #21 of 36Top 60%

NE Nec: 1 patents #7,889 of 14,502Top 55%

NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%

CC Clarion Co.: 1 patents #397 of 721Top 60%

OT Otsuka Techno: 1 patents #10 of 36Top 30%

CA Calcomp: 1 patents #29 of 71Top 45%

RI Riken: 1 patents #679 of 1,824Top 40%

AE Asahi Kasei E-Materials: 1 patents #57 of 141Top 45%

AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%

JT Japan Superconductor Technology: 1 patents #8 of 26Top 35%

JT Japan Science And Technology: 1 patents #225 of 836Top 30%

📍 Yokohama, OK: #1 of 3 inventorsTop 35%

Overall (All Time): #4,454 of 4,157,543Top 1%

176

Patents All Time

Issued Patents All Time

Showing 176–176 of 176 patents

Patent #	Title	Co-Inventors	Date
4238359	Process for preparing spherical shaped pelletized oxide catalysts comprising molybdenum and phosphorus	Shinichi Akiyama, Haruhisa Yamamoto, Nobuaki Yoneyama	1980-12-09