Issued Patents All Time
Showing 501–525 of 555 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733323 | Photothermic and time switch devices for outdoor low tension power supply system | — | 1988-03-22 |
| 4732373 | Servo-clamping device | — | 1988-03-22 |
| 4727782 | Socket wrench and socket members therefor | — | 1988-03-01 |
| 4720082 | Guide rod drive method and structure using slidable drive screw nut set for generating drive feeding dependent on the speed change of the load | — | 1988-01-19 |
| 4717132 | Vise with sliding movable clamp surface | — | 1988-01-05 |
| 4709917 | Mock bicycle for exercise and training effects | — | 1987-12-01 |
| 4699030 | Spinoff wrenches | — | 1987-10-13 |
| 4698580 | Simple automatic charging or cutoff circuit device for intermittent pulsating d.c. charging power supply | — | 1987-10-06 |
| 4697790 | Pulley hoists | — | 1987-10-06 |
| 4697777 | Swivel canopy | — | 1987-10-06 |
| 4694711 | Adjustable wrench | — | 1987-09-22 |
| 4692096 | Ceiling fan | — | 1987-09-08 |
| 4691907 | C-clamp structure | — | 1987-09-08 |
| 4689533 | Controlled fan | — | 1987-08-25 |
| 4688505 | Sea-shipping system having serial float ball-shaped vehicles with fluid or powdered or pellet objects | — | 1987-08-25 |
| 4689508 | Switched shaded-pole type induction motor | — | 1987-08-25 |
| 4687190 | Bench vise | — | 1987-08-18 |
| 4681315 | Dumbbell with double cover hand protector and grasping training function | — | 1987-07-21 |
| 4679420 | Force immune door latch | — | 1987-07-14 |
| 4678162 | Jack having the pneumatic air pump functions and using a common drive motor | — | 1987-07-07 |
| 4678164 | Jack having the pneumatic air pump functions and using a common drive motor | — | 1987-07-07 |
| 4677365 | Automotive charging system having generator with multiple windings and regulators | — | 1987-06-30 |
| 4670699 | Capacity-movement model AC inductive motor switch-changeover capacity-type speed control circuit | — | 1987-06-02 |
| 4665656 | Filter apparatus for abrasive tool | — | 1987-05-19 |
| 4663579 | Interconnecting circuit for connecting one d.c. voltage source to another | — | 1987-05-05 |