INVESTMENT RARITIES, INCORPORATED

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MINNEAPOLIS, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for optimizing the air-fuel mixture burn rate of...
- Patent number 4,961,406
- Issue date Oct 9, 1990
- Investment Rarities Incorporated
- Corliss O. Burandt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus utilizing valve throttling and charge stratifi...
- Patent number 4,724,809
- Issue date Feb 16, 1988
- Investment Rarities Incorporated
- Corliss O. Burandt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Mechanism utilizing a single rocker arm for controlling an internal...
- Patent number 4,723,515
- Issue date Feb 9, 1988
- Investment Rarities Incorporated
- Corliss O. Burandt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Apparatus utilizing a plural-profiled cam unit for actuating the va...
- Patent number 4,683,848
- Issue date Aug 4, 1987
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Mechanism for variably controlling an internal combustion engine valve
- Patent number 4,495,902
- Issue date Jan 29, 1985
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Variable valve operating mechanism for internal combustion engines
- Patent number 4,484,546
- Issue date Nov 27, 1984
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Variable fuel delivery system for internal combustion engines
- Patent number 4,484,558
- Issue date Nov 27, 1984
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Valve actuating apparatus utilizing a multi-profiled cam unit for c...
- Patent number 4,459,946
- Issue date Jul 17, 1984
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Apparatus and timing mechanism for controlling the valve operation...
- Patent number 4,438,735
- Issue date Mar 27, 1984
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Apparatus and method for controlling the valve operation of an inte...
- Patent number 4,438,737
- Issue date Mar 27, 1984
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Variable valve operating mechanism for internal combustion engines
- Patent number 4,414,931
- Issue date Nov 15, 1983
- Investment Rarities, Incorporated
- Corliss O. Burandt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

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Trademarklast 30 trademarks

Information Trademark
73792248 - FOTOSHOW
- Serial number 73792248
- Registration number 1570896
- Filing date Apr 10, 1989
- INVESTMENT RARITIES, INCORPORATED
- 16 - Paper, cardboard and goods made from these materials, not included in other classes
Information Trademark
73494922
- Serial number 73494922
- Registration number 1365912
- Filing date Aug 15, 1984
- INVESTMENT RARITIES INCORPORATED
- 36 - Insurance
Information Trademark
73134073 - SIERRA
- Serial number 73134073
- Registration number 1084654
- Filing date Jul 15, 1977
- INVESTMENT RARITIES INCORPORATED
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes

INVESTMENT RARITIES, INCORPORATED

Organization

Patents Grantslast 30 patents

Method and device for optimizing the air-fuel mixture burn rate of...

Method and apparatus utilizing valve throttling and charge stratifi...

Mechanism utilizing a single rocker arm for controlling an internal...

Apparatus utilizing a plural-profiled cam unit for actuating the va...

Mechanism for variably controlling an internal combustion engine valve

Variable valve operating mechanism for internal combustion engines

Variable fuel delivery system for internal combustion engines

Valve actuating apparatus utilizing a multi-profiled cam unit for c...

Apparatus and timing mechanism for controlling the valve operation...

Apparatus and method for controlling the valve operation of an inte...

Variable valve operating mechanism for internal combustion engines

Trademarklast 30 trademarks

73792248 - FOTOSHOW

73494922

73134073 - SIERRA