Ralph Osterhout - Patents

Patents

U.S. Utility Patents

  • US Patent No. 4523379 Knife with retractable sheath
  • US Patent No. 5672108 Electronic game with separate emitter
  • US Patent No. 5495357 Apparatus and method for recording, transmitting, receiving and playing sounds
  • US Patent No. 4466283 Divers console with knife and sheath
  • US Patent No. 4876632 Flashlight with battery life indicator module
  • US Patent No. 4738044 Light beam target designator
  • US Patent No. 4753117 Decompression and air consumption computer
  • US Patent No. 5313557 Pen recorder
  • US Patent No. 5019951 Spotlight with adjustable handle
  • US Patent No. 4734832 Spotlight with interchangeable handle
  • US Patent No. 6390640 Lighted mask for underwater divers
  • US Patent No. 4821156 Flashlight with focusing beam assemble
  • US Patent No. 7064498 Light-emitting diode based products
  • US Patent No. 4794803 Decompression and air consumption computer
  • US Patent No. 6055032 Plush toy with selectively populated display
  • US Patent No. 7186003 Light-emitting diode based products
  • US Patent No. 11742697 Wireless Lighting Control Methods and Apparatus
  • US Patent No. 11742697 Methods and apparatus for enhancing inflatable devices
  • US Patent No. 4203150 Rechargeable modular component light with quick-disconnect connection
  • US Patent No. 3828611 Portable underwater indicating instrument for divers
  • US Patent No. 3844281 Customized mouthpiece retainer for an underwater breathing apparatus
  • US Patent No. 3978537 Swim fin including means for maintaining foot and leg in fixed relationship
  • US Patent No. 4017925 Swim fin including means for restricting ankle movement
  • US Patent No. 4136689 Customized mouthpiece retainer for an underwater breathing apparatus
  • US Patent No. 3929548 Method for customizing mouthpiece retainer for an underwater breathing apparatus
  • US Patent No. 4219017 Pilot regulator
  • US Patent No. 4107996 Pressure gauge
  • US Patent No. 3933049 Decompression indicating instrument for divers
  • US Patent No. 4066077 Mouthpiece retainer tabs
  • US Patent No. 3888127 Portable underwater indicating instrument for divers

U.S. Design Patents

  • D380501- Hand-held electronic game housing
  • D376822- Hand-held electronic game housing
  • D364648- Hand-held electronic game housing
  • D367890- Hand-held electronic game housing
  • D364641- Pen recorder housing
  • D301752- Spotlight
  • D302046- Spotlight
  • D287105- Combined packaging and display container
  • D300112- Pocket knife with removable cap
  • D288898- Retractable knife
  • D304154- Foldable knife
  • D336688- Flashlight
  • D457974- Accent light
  • D457667- Accent light
  • D458395- Accent light
  • D457669- Novelty light
  • D312168- Fin sock
  • D330265- Adjustable lamp

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