Assignee
HIROMITSU NAKA
17 granted patents·450 citations·filing 1974–1983
Top patents by PatentIndex Score
17 records- 0194US4058942AFlexible non-skid strip with fluorescent surface portionsHIROMITSU NAKA·Filed 1976·Granted Nov 22, 1977·68 cites·3 claims
- 0286US4060947AFlexible non-skid strip with reinforcing web memberHIROMITSU NAKA·Filed 1976·Granted Dec 6, 1977·46 cites·6 claims
- 0383US4321294AStair matHIROMITSU NAKA·Filed 1979·Granted Mar 23, 1982·33 cites·4 claims
- 0482US3999627AEmergency escapeHIROMITSU NAKA·Filed 1975·Granted Dec 28, 1976·39 cites·14 claims
- 0580US4321293AStair matHIROMITSU NAKA·Filed 1979·Granted Mar 23, 1982·28 cites·4 claims
- 0679US3975870AFloor hatchHIROMITSU NAKA·Filed 1974·Granted Aug 24, 1976·34 cites·5 claims
- 0771US4151320AFlexible non-skid strip with upwardly projecting portion for stair edgeHIROMITSU NAKA·Filed 1977·Granted Apr 24, 1979·27 cites·3 claims
- 0871US4093499AApparatus for producing flexible non-skid stripHIROMITSU NAKA·Filed 1976·Granted Jun 6, 1978·26 cites·3 claims
- 0969US4236601ATurning type emergency escapeHIROMITSU NAKA·Filed 1978·Granted Dec 2, 1980·24 cites·8 claims
- 1068US4139972AAnchoring deviceHIROMITSU NAKA·Filed 1977·Granted Feb 20, 1979·29 cites·10 claims
- 1156US4318951AStair matHIROMITSU NAKA·Filed 1979·Granted Mar 9, 1982·21 cites·2 claims
- 1255US4079812AMovable shelter floor type emergency escapeHIROMITSU NAKA·Filed 1976·Granted Mar 21, 1978·14 cites·14 claims
- 1350US4077825AMethod of producing a flexible non-skid stripHIROMITSU NAKA·Filed 1976·Granted Mar 7, 1978·12 cites·5 claims
- 1448US3973677AClothes drying deviceHIROMITSU NAKA·Filed 1974·Granted Aug 10, 1976·9 cites·4 claims
- 1547US4098024AAccess doorHIROMITSU NAKA·Filed 1976·Granted Jul 4, 1978·11 cites·11 claims
- 1646US4103948AAnchoring deviceHIROMITSU NAKA·Filed 1976·Granted Aug 1, 1978·12 cites·9 claims
- 1735US4507836AAccess door and framing apparatus for the access door's frameworkHIROMITSU NAKA·Filed 1983·Granted Apr 2, 1985·17 cites·8 claims
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