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55 Patents found in Physics category

Displaying 1 to 20 of 55 patents Next List

1     230784     India     A DEVICE FOR MONITORING ION BEAM ETCHING PROCESS
2     219633     India     A METHOD FOR THE PREPARATION OF POLYMER COATED LONG DURATION OPTICAL MEMORY DEVICE
3     218095     India     AN ELECTRONIC DEVICE USEFUL FOR MEASURING DISPLACEMENT.
4     215718     India     A DEVICE USEFUL FOR THE ENHANCEMENT OF RESOLUTION OF AN AUTOCOLLIMATOR
5     6889528     USA     Process of making rare earth doped optical fiber
6     6887632     USA     LIQUID CRYSTALLINE POLYMER FILMS OF POLYMERS HAVING AZOBENZENE MESOGENIC GROUPS IN CROSS LINKED NETWORK STRUCTURES, PROCESS FOR THE PREPARATION THEREOF, POLYMERS AND NOVEL MONOMERS HAVING AZOBENZENE MESOGENS
7     6856714     USA     Fiber optic point temperature sensor
8     6674587     USA     Antiglare optical device
9     186555     India     An improved device useful for precise control of gap between tip and sample in a scanning tunneling microscope
10     186384     India     An improved collimator.
11     185526     India     An ?instrument for the measurement of ?oxygen ?and Biochemical oxygen demand (BOD)
12     185356     India     A biosensor for the determination of biological oxygen demand
13     183614     India     An electrolytic composition useful as an electrolyte in lithium-manganese dioxide non- aqueous coin cells
14     183611     India     An improved lithium-manganese dioxide non-aqueous coin cell
15     183615     India     A process for the preparatuion of activated maganese dioxide electroode useful as a cathode in non-aqueous coin cells
16     180563     India     An activated cell.
17     179960     India     An improved process for the separation of 1,4-benzoquinone, catechol, hydroquinone and phenol simultaneously from the mixture containing 1,4-benzoquinone, catechol, hydroquinone and phenol.
18     165431     India     A process for the manufacture of submicron gate gas mesfets using contact photolithography
19     163719     India     A proecss for the production of heat sensitive recording paper and the heat sensitive recording paper so prepared
20     150467     India     A process for making heat sensitive copying paper for use in document copying machine

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