Inventor · disambiguated record
Toyoji Kikuga
Also filed as: HIRAI KOJI · KIKUGA TOYOJI
10 granted patents·126 citations·filing 1974–1982
90Inventor score
Files withSUMITOMO DUREZ CO10
Top patents by PatentIndex Score
10 records- 0176US4082661AActivated carbon and preparation thereofSUMITOMO DUREZ CO·Filed 1975·Granted Apr 4, 1978·32 cites·10 claims
- 0272US4007233ARubber cement compositionsSUMITOMO DUREZ CO·Filed 1974·Granted Feb 8, 1977·19 cites·10 claims
- 0367US4216299AColor developer for pressure-sensitive copying paperSUMITOMO DUREZ CO·Filed 1977·Granted Aug 5, 1980·12 cites·6 claims
- 0461US3969321AManufacturing process for producing reaction products of phenol-formaldehyde resins with liquid chain-growth polymers of hydrocarbon dienesSUMITOMO DUREZ CO·Filed 1974·Granted Jul 13, 1976·10 cites·14 claims
- 0559US4216300AColor developer for pressure-sensitive copying paperSUMITOMO DUREZ CO·Filed 1977·Granted Aug 5, 1980·11 cites·8 claims
- 0656US4112160ASolid adherend substrates bonded with rubber cement compositionsSUMITOMO DUREZ CO·Filed 1976·Granted Sep 5, 1978·15 cites·21 claims
- 0753US4115327APhenolic resin color developing compositions for copying papers and methods of preparationSUMITOMO DUREZ CO·Filed 1977·Granted Sep 19, 1978·10 cites·11 claims
- 0848US4122211AProcess for coating electric or electronic elementsSUMITOMO DUREZ CO·Filed 1976·Granted Oct 24, 1978·13 cites·9 claims
- 0935US4412045AColor developer for pressure-sensitive copying paperSUMITOMO DUREZ CO·Filed 1982·Granted Oct 25, 1983·2 cites·42 claims
- 1035US4409374AColor developer for pressure-sensitive copying paperSUMITOMO DUREZ CO·Filed 1982·Granted Oct 11, 1983·2 cites·43 claims
Join the waitlist — get patent alerts
Get an alert when Toyoji Kikuga 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 →