Assignee
PLAN HOLD CORP
US·11 granted patents·426 citations·filing 1975–1988
Top patents by PatentIndex Score
11 records- 0193US4494177AArticulated task lampPLAN HOLD CORP·Filed 1983·Granted Jan 15, 1985·217 cites·11 claims
- 0290US4418378ALight boxPLAN HOLD CORP·Filed 1981·Granted Nov 29, 1983·88 cites·10 claims
- 0370USD280030SBalanced light for drafting tablesPLAN HOLD CORP·Filed 1982·Granted Aug 6, 1985·13 cites·1 claims
- 0467US4805073ACable terminal box constructionPLAN HOLD CORP·Filed 1988·Granted Feb 14, 1989·34 cites·13 claims
- 0555US4623195APosition retaining device for draftsman chairPLAN HOLD CORP·Filed 1985·Granted Nov 18, 1986·25 cites·2 claims
- 0651US4155607AVertical filing systemPLAN HOLD CORP·Filed 1978·Granted May 22, 1979·13 cites·14 claims
- 0749US4383375ADrafting apparatusPLAN HOLD CORP·Filed 1981·Granted May 17, 1983·12 cites·28 claims
- 0837US4508305ATilt lock means for a drafting tablePLAN HOLD CORP·Filed 1983·Granted Apr 2, 1985·13 cites·16 claims
- 0931US4586440AControlled mounting for luminaire on tiltable drafting boardPLAN HOLD CORP·Filed 1985·Granted May 6, 1986·6 cites·15 claims
- 1030US3994547ASingle point suspension means and cabinet construction therefor for vertical filing of sheet materialPLAN HOLD CORP·Filed 1975·Granted Nov 30, 1976·4 cites·8 claims
- 1127US4303284AIndex guide means for a filing systemPLAN HOLD CORP·Filed 1980·Granted Dec 1, 1981·1 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when PLAN HOLD CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →