HL

Henri Leonard

MS Micro Mega, S.A.: 25 patents #1 of 19Top 6%
MI Micro-Mega: 3 patents #1 of 7Top 15%
Overall (All Time): #140,388 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
4840566 Device for maintaining a boring tool in a vibratory dental instrument 1989-06-20
4824370 Dental drill Jean M. Laurichesse 1989-04-25
4736843 Packing case for dental canal instruments 1988-04-12
4720266 Dental treatment device Bernard Lacour, Jean-Claude Boinot, Jean-Paul Jacoulet 1988-01-19
D288846 Container for root canal instruments 1987-03-17
4634378 Dental drill 1987-01-06
D287627 Dental air scaler 1987-01-06
4580979 Drilling systems by vibrations 1986-04-08
4581022 Dental syringe Michel Seigneurin 1986-04-08
D276374 Dental root-canal broach handle 1984-11-13
4478578 Handle for dental canal rotary instrument and method of manufacturing same 1984-10-23
D275034 Dental root-canal broach handle 1984-08-07
D271617 Dental root-canal broach handle 1983-11-29
D269371 Dental root-canal broach handle 1983-06-14
4344746 Distributor for the progressive and reversible supply of an air motor, in particular for hand-held dental instruments 1982-08-17
4333567 Plate for packaging dental root-canal instruments 1982-06-08
4306865 Dental handpiece reduction gear 1981-12-22
4286951 Dental handpiece 1981-09-01
4264306 Dental hand piece 1981-04-28
D258988 Dental root-canal broach handle 1981-04-21
4255144 Device for fixing a dental instrument in a handpiece 1981-03-10
4240473 Insert for injecting a liquid product into a bore 1980-12-23
4234308 Device for locking a tool in a dental handpiece 1980-11-18
4226591 Contra-angle head for driving two dental tools 1980-10-07
D257284 Dental handpiece 1980-10-07