Inventor
Kozo Kawai
Inventor
Neyagawa, JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B25Bprimary
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding19%
A45DHairdressing or shaving equipment13%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body13%
A61BDiagnosis6%
A61NElectrotherapy6%
B05BSpraying apparatus6%
B23PMetal-working not otherwise provided for6%
G01CMeasuring distances, levels or bearings6%
G01SRadio direction-finding6%
G05DSystems for controlling or regulating non-electric variables6%
PatentTitleYear
7,584,759'Hair dryer with brush'20097,350,317'Electrostatic atomizing hairdryer and electrostatic atomizer'20087,155,986'Power fastening tool'20076,978,846'Power tool used for fastening screw or bolt'20056,945,337'Power impact tool'20056,538,402'Self-oscillation system for driving a linear oscillatory actuator around its resonant frequency'20036,183,426'Ultrasonic wave applying apparatus'20015,974,358'Navigation apparatus and navigation process for writing reference latitude and longitude lines on generally available map indicating reduction scale and north direction'19995,819,199'Portable navigation apparatus for indicating present position on a map with indicated reference latitudinal and longitudinal lines based on surveyed present position data'19984,576,149'Massager'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2008Patents assigned to MATSUSHITA ELECTRIC WORKS LTD (9)· patent assignee history
1986Based in Hirakata, JP· patent location history
1998–1999Based in Kadoma, JP· patent location history
2001–2009Based in Neyagawa, JP· patent location history
2009Patents assigned to PANASONIC ELEC WORKS CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC WORKS LTD | 9 | 1986–2008 |
| PANASONIC ELEC WORKS CO LTD | 1 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neyagawa, JP | 7 | 2001–2009 |
| Kadoma, JP | 2 | 1998–1999 |
| Hirakata, JP | 1 | 1986 |