MA

Makoto Aikawa

HI Hitachi: 21 patents #1,645 of 28,497Top 6%
IBM: 4 patents #21,733 of 70,183Top 35%
SO Sony: 3 patents #10,744 of 25,231Top 45%
OC Oki Electric Industry Co.: 2 patents #947 of 2,807Top 35%
TC Toshiba America Electronic Components: 1 patents #23 of 77Top 30%
Overall (All Time): #131,346 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6683956 Encrypting conversion apparatus, decrypting conversion apparatus, cryptographic communication system, and electronic toll collection apparatus Shigeru Hirahata, Kazuo Takaragi, Yoshimichi Kudo 2004-01-27
6654821 Remotely controllable electronic apparatus and remote control method Yoshimichi Kudo 2003-11-25
6606385 Data encrypting/decrypting conversion methods and apparatuses and data communication system adopting the same Kazuo Takaragi, Hiroyuki Koreeda, Manabu Sasamoto, Hiroo Okamoto, Takaharu Noguchi +2 more 2003-08-12
6288934 Analog memory device and method for reading data stored therein 2001-09-11