Inventor
Tadao Hagino
Inventor
Yokohama, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis66%
A61MDevices for introducing media into, or onto, the body7%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general7%
G01RMeasuring electric variables7%
G02BOptical elements, systems or apparatus7%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves3%
G01NInvestigating or analysing materials by determining their chemical or physical properties3%
PatentTitleYear
5,836,897'Ultrasonic treatment apparatus'19985,688,235'Ultrasonic treatment apparatus'19975,529,580'Surgical resecting tool'19965,391,144'Ultrasonic treatment apparatus'19955,387,190'Probe break detector for an ultrasonic aspirator'19955,211,625'Ultrasonic treatment apparatus'19935,163,433'Ultrasound type treatment apparatus'19925,122,904'Operating microscope with drape and suction means for removing air from the drape'19925,076,276'Ultrasound type treatment apparatus'19915,047,043'Resecting device for living organism tissue utilizing ultrasonic vibrations'19915,042,460'Ultrasonic treating apparatus with device for inhibiting drive when ultrasonic element is determined to be defective'19915,035,231'Endoscope apparatus'19914,989,588'Medical treatment device utilizing ultrasonic wave'19914,979,952'Ultrasonic vibration treatment apparatus'19904,960,106'Endoscope apparatus'19904,905,082'Rigid video endoscope having a detachable imaging unit'19904,867,138'Rigid electronic endoscope'19894,589,414'Surgical cutting instrument'19864,416,268'Endoscope having two detachable armour tubes'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1998Patents assigned to OLYMPUS OPTICAL CO (19)· patent assignee history
1983–1998Based in Yokohama, JP· patent location history
1991Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OLYMPUS OPTICAL CO | 19 | 1983–1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 17 | 1983–1998 |
| Tokyo, JP | 2 | 1991 |