IO

Ikumi Ohta

IN Inax: 1 patents #78 of 242Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,037,558 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6904623 Drain plug structure for bath tub Masaki Ishigaki, Shinichi Ohta 2005-06-14
6347417 Drain plug device 2002-02-19
4860390 Drainage plug 1989-08-29
4638618 Decorative panels comprising replaceable decorative sheets Takashi Iesaka, Takaaki Wada, Masayuki Izumi 1987-01-27
4596057 Draining plug device Shinobu Ito 1986-06-24