Tsutomu Wakabayashi
66Patents
9h-index
55Co-inventors
81Inventor score
Filing activity: Feb 1, 1984 → Mar 27, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4538865A | Device for connecting printed wiring boards or sheets | Electricity | 36 | Expired |
| US4688921A | Alarm device for camera | Physics | 32 | Expired |
| US5159364A | Initial mode setting device for camera | Physics | 28 | Expired |
| US5272498A | Magnetic recording apparatus in a camera | Physics | 17 | Expired |
| US5361119A | Focus state display device for camera | Physics | 17 | Expired |
| US5136314A | Film feeding apparatus in a camera | Physics | 13 | Expired |
| US6684641B2 | Fluid distributor, burner device, gas turbine engine, and cogeneration system | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5548359A | Camera equipped with bar code reading device | Physics | 11 | Expired |
| US6832483B2 | Fluid distributor, burner apparatus, gas turbine engine and co-generation system | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4582412A | Automatic exposure control apparatus for single lens reflex camera | Physics | 8 | Expired |
| US6854258B2 | Fluid distributor, burner apparatus, gas turbine engine and co-generation system | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5559568A | Information recording/reproduction apparatus for camera | Physics | 8 | Expired |
| US5579067A | Camera capable of recording information | Physics | 8 | Expired |
| US5539484A | Camera for use with film-use-state indicating film cartridge | Physics | 7 | Expired |
| US5049917A | Camera system | Physics | 7 | Expired |
| US4914466A | Bracketing exposure control device | Physics | 7 | Expired |
| US5437416A | Winding/rewinding apparatus and method for a camera | Physics | 7 | Expired |
| US5481322A | Camera with magnetic head for recording information on film | Physics | 6 | Expired |
| US5682570A | Film cartridge loading mechanism | Physics | 6 | Expired |
| US7277131B2 | Electronic camera including a display for displaying number of frames | Electricity | 6 | Expired |
| US5555050A | Film feeding apparatus in a camera | Physics | 5 | Expired |
| US4918481A | Camera capable of bracketing exposure | Physics | 5 | Expired |
| US6829897B2 | Fluid distributor, burner apparatus, gas turbine engine and co-generation system | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5414486A | Camera shaking prevention device and camera shaking warning device | Physics | 4 | Expired |
| US5508768A | Camera having a magnetic head | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.