Inventor · disambiguated record
Tadashi Yamamitsu
Also filed as: YAMAMITSU TADASHI
9 granted patents·1 pending application·955 citations·filing 1990–2007
92Inventor score
Top patents by PatentIndex Score
10 records- 0197US5379374ACollaborative information processing system and workstationHITACHI LTD·Filed 1991·Granted Jan 3, 1995·301 cites·6 claims
- 0292US5363507AMethod and system for storing and retrieving collaboratively processed information by associated identification dataHITACHI LTD·Filed 1991·Granted Nov 8, 1994·198 cites·21 claims
- 0385US5247615AControl method and system for establishing a connection among terminals forming a joint project information processing systemHITACHI LTD·Filed 1990·Granted Sep 21, 1993·115 cites·3 claims
- 0480US5353398AGroup working system having operator discriminating functionHITACHI LTD·Filed 1993·Granted Oct 4, 1994·105 cites·16 claims
- 0580US5208912AJoint information processing system comprising a plurality of terminal apparatuses guaranteeing identicalness of data processing resultsHITACHI LTD·Filed 1990·Granted May 4, 1993·106 cites·9 claims
- 0676US6963658B2Method of detecting and measuring a moving object and apparatus therefor, and a recording medium for recording a program for detecting and measuring a moving objectHITACHI LTD·Filed 2001·Granted Nov 8, 2005·22 cites·17 claims
- 0773US5708827ASpread sheet calculation method and apparatus by extracting an area to be updated by a calculation formulaHITCHI LTD·Filed 1995·Granted Jan 13, 1998·68 cites·5 claims
- 0863US7308113B2Method of detecting and measuring a moving object and apparatus therefor, and a recording medium for recording a program for detecting and measuring a moving objectHITACHI LTD·Filed 2005·Granted Dec 11, 2007·3 cites·3 claims
- 0961US5712968ASystem for establishing new path in ring network and dividing ring shaped path into plurality of ring shaped paths by being rid of faulty pathHITACHI LTD·Filed 1992·Granted Jan 27, 1998·37 cites·10 claims
- 1051US2008148220A1System infrastructure structure formulation supporting system and supporting methodTABARU MASAYUKI·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Tadashi Yamamitsu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →