Assignee
RANDWAL INSTR CO INC
US·4 granted patents·164 citations·filing 1981–1983
Top patents by PatentIndex Score
4 records- 0196US4541697AOphthalmic testing devicesRANDWAL INSTR CO INC·Filed 1983·Granted Sep 17, 1985·116 cites·43 claims
- 0271US4542989AApparatus for position encodingRANDWAL INSTR CO INC·Filed 1982·Granted Sep 24, 1985·21 cites·14 claims
- 0358US4395124AApparatus for position encodingRANDWAL INSTR CO INC·Filed 1981·Granted Jul 26, 1983·14 cites·20 claims
- 0457US4410244ARetinal acuity testing deviceRANDWAL INSTR CO INC·Filed 1981·Granted Oct 18, 1983·13 cites·10 claims
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