Inventor · disambiguated record
Masao Ohto
Also filed as: OHTO MASAO
4 granted patents·351 citations·filing 1985–1994
83Inventor score
Top patents by PatentIndex Score
4 records- 0169US4846799ASet of double needles for injecting liquid medicineHAKKO ELECTRIC MACHINE WORKS C·Filed 1987·Granted Jul 11, 1989·123 cites·5 claims
- 0264US4643196ABiopsy needle setHAKKO ELECTRIC MACHINE WORKS·Filed 1985·Granted Feb 17, 1987·95 cites·8 claims
- 0361US5026350ASet of double needles for injecting liquid medicineHAKKO ELECTRIC MACHINE WORKS C·Filed 1989·Granted Jun 25, 1991·90 cites·8 claims
- 0444US5505211ABiopsy needlesHAKKO ELECTRIC MACHINE WORKS C·Filed 1994·Granted Apr 9, 1996·43 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →