Masakazu Gotanda
28Patents
24h-index
105Co-inventors
84Inventor score
Filing activity: Jul 27, 1988 → Jun 12, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5372124A | Treating instrument | Human Necessities | 1,504 | Expired |
| US4979952A | Ultrasonic vibration treatment apparatus | Performing Operations; Transporting | 1,396 | Expired |
| US5681260A | Guiding apparatus for guiding an insertable body within an inspected object | Human Necessities | 441 | Expired |
| US5728130A | Ultrasonic trocar system | Human Necessities | 429 | Expired |
| US4930494A | Apparatus for bending an insertion section of an endoscope using a shape memory alloy | Human Necessities | 421 | Expired |
| US7667592B2 | Operation system and method of notifying system operation information of same | Human Necessities | 346 | Active |
| US6480762B1 | Medical apparatus supporting system | Emerging Cross-Sectional Technologies | 269 | Expired |
| US5042460A | Ultrasonic treating apparatus with device for inhibiting drive when ultrasonic element is determined to be defective | Human Necessities | 258 | Expired |
| US5305759A | Examined body interior information observing apparatus by using photo-pulses controlling gains for depths | Human Necessities | 245 | Expired |
| US5931836A | Electrosurgery apparatus and medical apparatus combined with the same | Human Necessities | 210 | Expired |
| US5425704A | Apparatus for generating ultrasonic oscillation | Human Necessities | 170 | Expired |
| US4961424A | Ultrasonic treatment device | Human Necessities | 163 | Expired |
| US6490490B1 | Remote operation support system and method | Physics | 115 | Expired |
| US5269289A | Cavity insert device using fuzzy theory | Electricity | 112 | Expired |
| US5151085A | Apparatus for generating ultrasonic oscillation | Human Necessities | 107 | Expired |
| US7772786B2 | Battery-powered light source device for endoscope | Human Necessities | 87 | Active |
| US4987314A | Actuator apparatus utilizing a shape-memory alloy | Human Necessities | 74 | Expired |
| US5078144A | System for applying ultrasonic waves and a treatment instrument to a body part | Human Necessities | 58 | Expired |
| US4977902A | Supersonic hyperthermia treating method | Human Necessities | 51 | Expired |
| US7951070B2 | Object observation system and method utilizing three dimensional imagery and real time imagery during a procedure | Physics | 46 | Active |
| US4879528A | Ultrasonic oscillation circuit | Performing Operations; Transporting | 35 | Expired |
| US4955366A | Ultrasonic therapeutical apparatus | Human Necessities | 27 | Expired |
| US5331961A | Scintillation probe and intra-tube cavity insertable radioactive ray detecting apparatus | Physics | 27 | Expired |
| US6494827B1 | Endoscope device and operation apparatus | Human Necessities | 26 | Expired |
| US5427103A | MRI apparatus for receiving nuclear-magnetic resonance signals of a living body | Physics | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.