Inventor · disambiguated record
Tetsuro Hirayama
Also filed as: HIRAYAMA TETSURO
6 granted patents·42 citations·filing 1974–1983
81Inventor score
Technology areasD05B
Files withJUKI KK6
Top patents by PatentIndex Score
6 records- 0179US4237804ALooper changeover device for an edge stitching sewing machineJUKI KK·Filed 1978·Granted Dec 9, 1980·12 cites·9 claims
- 0265US4570558AOverlock sewing machine having looping width adjusting mechanismJUKI KK·Filed 1983·Granted Feb 18, 1986·9 cites·12 claims
- 0357US3952674AMethod and apparatus for adjusting the looper operation locus of a sewing machineJUKI KK·Filed 1974·Granted Apr 27, 1976·8 cites·7 claims
- 0448US3967565ACloth feeding device for sewing machine and method thereofJUKI KK·Filed 1975·Granted Jul 6, 1976·5 cites·5 claims
- 0546US4167913ATransmission mechanism in a driving means for needle of sewing machinesJUKI KK·Filed 1977·Granted Sep 18, 1979·4 cites·1 claims
- 0638US4037548AKnife operating device for sewing machinesJUKI KK·Filed 1974·Granted Jul 26, 1977·4 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Tetsuro Hirayama 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 →