Inventor · disambiguated record
Edward D. O'Brian
Also filed as: O BRIAN EDWARD D
15 granted patents·436 citations·filing 1975–1987
94Inventor score
Top patents by PatentIndex Score
15 records- 0188US4122638AFolding structures considered to be primarily useful for play purposesBRIAN EDWARD D O·Filed 1977·Granted Oct 31, 1978·65 cites·16 claims
- 0287US4085762AFolding, rigid, tent-like structureBRIAN EDWARD D O·Filed 1977·Granted Apr 25, 1978·49 cites·5 claims
- 0384US4166343ACollapsible structuresBRIAN EDWARD D O·Filed 1977·Granted Sep 4, 1979·55 cites·7 claims
- 0483US4047495AChild resistant dispensing closuresPOLYTOP CORP·Filed 1976·Granted Sep 13, 1977·52 cites·4 claims
- 0578US4142782ADisplay arrangements employing thermochromic compositionsBRIAN EDWARD D O·Filed 1975·Granted Mar 6, 1979·31 cites·7 claims
- 0676US4437413AFolding structure employing a Sarrus linkageBRIAN EDWARD D O·Filed 1981·Granted Mar 20, 1984·33 cites·13 claims
- 0774US4822314AInterlocking container and toy block setsBRIAN EDWARD D O·Filed 1987·Granted Apr 18, 1989·32 cites·12 claims
- 0874US4109427AFoldable structures considered to be primarily useful as doghousesBRIAN EDWARD D O·Filed 1976·Granted Aug 29, 1978·38 cites·9 claims
- 0967US4159112AFolding structure used as a climber for preschool childrenBRIAN EDWARD D O·Filed 1977·Granted Jun 26, 1979·29 cites·10 claims
- 1049US4109933AFolding wheelbarrowsBRIAN EDWARD D O·Filed 1977·Granted Aug 29, 1978·17 cites·10 claims
- 1146US4365799AFolding slide and platform structureBRIAN EDWARD D O·Filed 1980·Granted Dec 28, 1982·11 cites·15 claims
- 1237US4753439AMessage type recording psychographsBRIAN EDWARD D O·Filed 1985·Granted Jun 28, 1988·6 cites·3 claims
- 1335US4138140AFolding structures useful as two-wheeled cartsBRIAN EDWARD D O·Filed 1977·Granted Feb 6, 1979·7 cites·22 claims
- 1434US4371167APsychographs with sound producing membersBRIAN EDWARD D O·Filed 1980·Granted Feb 1, 1983·4 cites·9 claims
- 1534US4198069AFolding three-cornered vehicleBRIAN EDWARD D O·Filed 1978·Granted Apr 15, 1980·7 cites·8 claims
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