Inventor
HAYAKAWA HIROYUKI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “HAYAKAWA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS6249532B1Jun 19, 2001
Interactive chargeable communication system with billing system therefor
HITACHI LTD101 citations97
US6002694ADec 14, 1999
Interactive chargeable communication system with billing system therefor
HITACHI LTD77 citations95
US6363210B1Mar 26, 2002
Communication system for encrypted data and apparatus for selectively recording and reproducing received analog signal and received digital signal
HITACHI LTD25 citations92
US5903704AMay 11, 1999
Apparatus for selectively recording and reproducing received analog and digital signals
HITACHI LTD26 citations92
US6445654B1Sep 3, 2002
Recording/reproducing method and device with supplementary data storage and output
HITACHI LTD25 citations91
US6816444B1Nov 9, 2004
Method and apparatus for digital information processing
HITACHI LTD6 citations70
US7196986B2Mar 27, 2007
Digital information processing method
HITACHI LTD3 citations57
ASAHI GLASS CO LTD
2 patentsMITSUBISHI MOTORS CORP
2 patentsMAEKAWA SEISAKUSHO KK
2 patentsUS6059648AMay 9, 2000
Automatic deboning method and apparatus for upper half of poultry carcass
MAEKAWA SEISAKUSHO KK26 citations89
US5984770ANov 16, 1999
Method and apparatus for separating bone and meat of upper half of poultry carcass and auto-loading system used therewith
MAEKAWA SEISAKUSHO KK13 citations71