John R. Flint

Person

Barrington, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Control system for microimage recorders
- Patent number 4,699,504
- Issue date Oct 13, 1987
- Bell & Howell Company
- Harold L. Kabb
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic calibration for D.C. transducers
- Patent number 4,459,475
- Issue date Jul 10, 1984
- Bell & Howell Company
- John R. Flint
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reversible ribbon drive
- Patent number 4,448,364
- Issue date May 15, 1984
- Bell & Howell Company
- Richard Frystak
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Web tensioning system
- Patent number 4,363,457
- Issue date Dec 14, 1982
- Bell & Howell Company
- John R. Flint
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Lamp regulator circuit for rotary camera
- Patent number 4,254,364
- Issue date Mar 3, 1981
- Bell & Howell Company
- John R. Flint
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Recorded image detection system for updatable microfilm
- Patent number 4,241,992
- Issue date Dec 30, 1980
- Bell & Howell Company
- John R. Flint
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Microfilm transport with shuttered lens and glass flat control
- Patent number 4,209,238
- Issue date Jun 24, 1980
- Bell & Howell Company
- David G. Stites
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and system for isolating faults in a microprocessor and a ma...
- Patent number 4,200,224
- Issue date Apr 29, 1980
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microfilm reader/printer
- Patent number 4,174,891
- Issue date Nov 20, 1979
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronically controlled microfilm photographic image utilization...
- Patent number 4,174,890
- Issue date Nov 20, 1979
- Bell & Howell Company
- Delmar R. Johnson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automatic microfilm camera
- Patent number 4,148,579
- Issue date Apr 10, 1979
- Bell & Howell Company
- Donald J. Axelrod
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Low speed servo control
- Patent number 4,146,824
- Issue date Mar 27, 1979
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for interfacing an automatic processing machine with a stack...
- Patent number 4,124,290
- Issue date Nov 7, 1978
- Bell & Howell Company
- Donald J. Axelrod
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Servo system
- Patent number 4,121,138
- Issue date Oct 17, 1978
- Bell & Howell Company
- John R. Flint
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Electronically controlled microfilm photographic image utilization...
- Patent number 4,110,020
- Issue date Aug 29, 1978
- Bell & Howell Company
- Delmar R. Johnson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control system for an image detector
- Patent number 4,101,763
- Issue date Jul 18, 1978
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Lamp control circuit
- Patent number 4,101,808
- Issue date Jul 18, 1978
- Bell & Howell Company
- John R. Flint
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Automatic exposure control
- Patent number 4,093,376
- Issue date Jun 6, 1978
- Bell & Howell Company
- Karavattuveetil George Rabindran
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual function probe
- Patent number 4,074,853
- Issue date Feb 21, 1978
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information retrieval system with expanded logic capability
- Patent number 4,066,872
- Issue date Jan 3, 1978
- Bell & Howell Company
- Robert S. Karp
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information retrieval system having ramp motor control
- Patent number 4,066,349
- Issue date Jan 3, 1978
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic document detector circuitry with feedback control
- Patent number 4,027,154
- Issue date May 31, 1977
- Bell & Howell Company
- John R. Flint
- G06 - COMPUTING CALCULATING COUNTING

John R. Flint

Person

Patents Grantslast 30 patents

Control system for microimage recorders

Automatic calibration for D.C. transducers

Reversible ribbon drive

Web tensioning system

Lamp regulator circuit for rotary camera

Recorded image detection system for updatable microfilm

Microfilm transport with shuttered lens and glass flat control

Method and system for isolating faults in a microprocessor and a ma...

Microfilm reader/printer

Electronically controlled microfilm photographic image utilization...

Automatic microfilm camera

Low speed servo control

System for interfacing an automatic processing machine with a stack...

Servo system

Electronically controlled microfilm photographic image utilization...

Control system for an image detector

Lamp control circuit

Automatic exposure control

Dual function probe

Information retrieval system with expanded logic capability

Information retrieval system having ramp motor control

Electronic document detector circuitry with feedback control