Inventor
Ivor Hawkes
Inventor
Lyme, NH, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Lprimary
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure21%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels14%
Y10TTechnical subjects covered by former us classification14%
B28DWorking stone or stone-like materials7%
E21BEarth or rock drilling7%
E21CMining or quarrying7%
E21DShafts7%
G01BMeasuring length, thickness or similar linear dimensions7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
4,348,635'Detecting and measuring the position of a break in solid formations by measuring the capacitance of an enlongated element embedded therein'19824,277,973'Vibratory wire strain gage'19814,203,192'Method of anchoring a vibrating wire into a hollow gauge body'19804,159,641'Vibrating wire stress meter'19793,981,540'Rock breaking apparatus'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to CREARE INC (1)· patent assignee history
1976–1980Based in Lyme, NH, US· patent location history
1979–1980Patents assigned to US INTERIOR (2)· patent assignee history
1981Patents assigned to HAWKES IVOR (1)· patent assignee history
1981–1982Based in Hanover, NH, US· patent location history
1982Patents assigned to JOY MFG CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| US INTERIOR | 2 | 1979–1980 |
| CREARE INC | 1 | 1976 |
| HAWKES IVORself | 1 | 1981 |
| JOY MFG CO | 1 | 1982 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lyme, NH, US | 3 | 1976–1980 |
| Hanover, NH, US | 2 | 1981–1982 |