Inventor · disambiguated record
Takuji Mukaemachi
Also filed as: MUKAEMACHI TAKUJI
9 granted patents·114 citations·filing 1975–1985
88Inventor score
Top patents by PatentIndex Score
9 records- 0186US4455645ABack-up control system implemented with a redundancy scheme for protection against failureHITACHI LTD·Filed 1981·Granted Jun 19, 1984·52 cites·10 claims
- 0275US4024352ACross-point switch matrix and multiswitching network using the sameHITACHI LTD·Filed 1975·Granted May 17, 1977·14 cites·11 claims
- 0364US4068215ACross-point switch matrix and multistage switching network using the sameHITACHI LTD·Filed 1976·Granted Jan 10, 1978·12 cites·8 claims
- 0463US4264895AMulti-stage switching network controlled by at least three logical inputsNIPPON TELEGRAPH & TELEPHONE·Filed 1979·Granted Apr 28, 1981·9 cites·15 claims
- 0563US4076971ASubscriber line testing systemHITACHI LTD·Filed 1976·Granted Feb 28, 1978·10 cites·8 claims
- 0660US4145577ARinging control apparatusHITACHI LTD·Filed 1977·Granted Mar 20, 1979·10 cites·8 claims
- 0739US4113988ASpeech path packaging unit including controller containing shift registerHITACHI LTD·Filed 1977·Granted Sep 12, 1978·3 cites·3 claims
- 0834US4663759ARing back tone transmission systemHITACHI LTD·Filed 1985·Granted May 5, 1987·3 cites·12 claims
- 0931US4075431ASpeech path systemHITACHI LTD·Filed 1976·Granted Feb 21, 1978·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →