Inventor
Clyde T. Johnson
Inventor
Escanaba, MI, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification31%
E05BLocks23%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges15%
B62DMotor vehicles8%
B62HCycle stands8%
B63HMarine propulsion or steering8%
F16DCouplings for transmitting rotation8%
PatentTitleYear
5,931,710'Surface drive kit for marine craft'19995,284,038'Coupler locking device'1994D0331214'Combined bicycle carrier and trailer hitch support bar'19925,063,763'Locking device for boat sonar units and the like'19914,880,406'Meter handle mechanism'19894,711,106'Locking device'19874,457,530'Cycle kickstand accessory'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1994Patents assigned to JOHNSON CLYDE T (4)· patent assignee history
1984–1994Based in Escanaba, MI, US· patent location history
1989Patents assigned to DUNCAN IND PARKING CONTROL SYS (1)· patent assignee history
1989Based in Harrison, AR, US· patent location history
1992Patents assigned to FRANTZ DONALD R (1)· patent assignee history
1999Based in Charenton, LA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JOHNSON CLYDE Tself | 4 | 1984–1994 |
| DUNCAN IND PARKING CONTROL SYS | 1 | 1989 |
| FRANTZ DONALD R | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Escanaba, MI, US | 5 | 1984–1994 |
| Charenton, LA, US | 1 | 1999 |
| Harrison, AR, US | 1 | 1989 |