SM

Sumio Morioka

IBM: 7 patents #14,640 of 70,183Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
NE Nec: 3 patents #4,195 of 14,502Top 30%
Overall (All Time): #417,858 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9590804 Identification information generation device and identification information generation method 2017-03-07
8966264 Signature generation apparatus, signature method, non-transitory computer readable medium storing signature generation program 2015-02-24
8199910 Signature generation apparatus and signature verification apparatus Toshinori Araki 2012-06-12
8055953 Information processing apparatus, information processing system, information processing method and computer program Masafumi Kusakawa, Muneki Shimada, Shiho Moriai, Dai Sasaki 2011-11-08
7460666 Combinational circuit, encryption circuit, method for constructing the same and program Akashi Satoh, Gang Zhang 2008-12-02
7269529 Data processing apparatus, program, and method for testing a secured circuit and maintaining confidentiality of the circuit Masanobu Okabe, Masafumi Kusakawa, Kyoji Shibutani, Asami Yoshida, Muneki Shimada +1 more 2007-09-11
7185258 Signal processing method, signal processing system, program for signal processing, and computer-readable storage medium on which this program is recorded Yasunao Katayama, Toshiyuki Yamane 2007-02-27
7010738 Combinational circuit, and encoder, decoder and semiconductor device using this combinational circuit Yasunao Katayama, Toshiyuki Yamane 2006-03-07
6928601 Decoding circuit, and decoder, decoding method and semiconductor device that use the decoding circuit Yasunao Katayama, Toshiyuki Yamane 2005-08-09
6912558 MULTIPLICATION MODULE, MULTIPLICATIVE INVERSE ARITHMETIC CIRCUIT, MULTIPLICATIVE INVERSE ARITHMETIC CONTROL METHOD, APPARATUS EMPLOYING MULTIPLICATIVE INVERSE ARITHMETIC CIRCUIT, AND CRYPTOGRAPHIC APPARATUS AND ERROR CORRECTION DECODER THEREFOR Yasunao Katayama 2005-06-28
6721919 Shared encoder used in error correction having multiple encoders of different maximum error correction capabilities Yasunao Katayama 2004-04-13
6487691 Reed-solomon decoder Yasunao Katayama 2002-11-26